A class of 30 swim team members took a life saving test 18 of the members had an average of 92 points the remaining members had an average score of 84 points what was the average for the entire swim team

Answers

Answer 1

Answer:

88.8

Step-by-step explanation:


Related Questions

will mark brainlist if you answer:)))

Answers

Answer:

Option 3

Step-by-step explanation:

The interquartile range is the same in both with a value of 12. The median and the third quartile are clearly different with the middle bit of the box and the right bit of the box being in different places and the range is quite different with one being 32 and the other one being 24.

when x=1/3. what is the value of 3x+3/x

Answers

3(1/3) + 3/(1/3) = 1+9
Answer : 10

Which do you think is greater, 4x3 2/5 or 3x4 2/5? How can you tell without multiplying? Explain

Answers

Answer:

They are the same.

Step-by-step explanation:

According to the commutative property, switching the order of this will not change the outcome.

Choose SSS, SAS, or neither to compare
these two triangles are congruent
ASA
SSS
SAS
neither

Answers

ASA
there are two congruent angles that are between a congruent line segment.

rounding to the nearest hundredth percent. if the cost of an item is $16.90 the selling price is $25.60. The dollar markup is $8.70. what is the percent markup on cost ?​

Answers

the selling price is 25.60, the cost was 16.9, that means 25.6 - 16.9 = 8.7, so the item's price has been bumped up by 8.7 bucks, which is the markup, how much is that of 25.6?

worded differently, if we take 16.9(cost) to be the 100%, what is 8.7 off of it in percentage?

[tex]\begin{array}{ccll} amount&\%\\ \cline{1-2} 16.9 & 100\\ 8.7& x \end{array} \implies \cfrac{16.9}{8.7}~~=~~\cfrac{100}{x} \\\\\\ 16.9x=870\implies x=\cfrac{870}{16.9}\implies x\approx 51.48[/tex]

can anyone help find the measurement pls ty

Answers

Answer:

4.63 mi

Step-by-step explanation:

consider 3.5 mi as height of the triangle and 4.63 mi as base you can get it.

Which graph represents the solution set of the inequality -14 5 < x?​

Answers

Answer:

First graph

Step-by-step explanation:

-14.5 < x ⇒ x > -14.5

Gavin constructed a model building and wants to cover the outside with paper. How much paper will he need to cover the entire model?

Answers

Answer:

  1728 cm²

Step-by-step explanation:

The area of the model is the same as the area of the net shown.

__

by color

Each blue rectangle is 10 cm by 24 cm, and there are two. Their area is ...

  2×(10 cm)(24 cm) = 480 cm²

Each green rectangle is 12 cm by 24 cm, and there are three. Their area is ...

  3×(12 cm)(24 cm) = 864 cm²

Each orange pentagon consists of a triangle 12 cm wide and (20-12) = 8 cm high, on top of a square 12 cm on a side. There are 2 of them. Their area is ...

  2×((12 cm)² +1/2(12 cm)(8 cm)) = 384 cm²

__

total

The model's total area is ...

  blue area + green area + orange area = (480 +864 +384) cm² = 1728 cm²

Gavin will need 1728 cm² of paper to cover the entire model.

Suppose that the world price of baseball caps is €2 and there are no import restrictions on this product. Assume that Spanish
consumers are indifferent between domestic and imported baseball caps.
Instructions: Enter your answers as whole numbers.
a. What quantity of baseball caps will domestic suppliers supply to domestic consumers?
thousand
b. What quantity of baseball caps will be imported?
thousand
Now suppose a tariff of C1 is levied against each imported baseball cap.
C. After the tariff is implemented, what quantity of baseball caps will domestic suppliers supply to domestic consumers?
thousand
d. After the tariff is implemented, what quantity of baseball caps will be imported?
thousand
No
Drov

Answers

Based on the supply and demand of the baseball caps, the relevant supply quantities are:

a. 20,000 baseball caps. b. 60,000 baseball caps.c. 30,000 baseball caps. d. 40,000 baseball caps.

What quantity of baseball caps will be supplied domestically?

At the price of €2, the supply according to the graph is:

= 20,000 baseball caps.

What quantity will be imported?

The quantity imported is shown as:

= Demand at €2 - Domestic supply at €2

= 80 - 20

= 60,000 baseball caps

What quantity will be supplied domestically with the tariff?

A tariff of €1 would increase the price to €3.

At this price, the supply would be:
= 30,000 baseball caps.

What quantity will be imported with the tariff?

At the new price, the quantity imported is:

= Demand at €3 - Domestic supply at €3

= 70,000 - 30,000

= 40,000 baseball caps.

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Which angles are adjacent?

Answers

Answer:

EBF   and  FBG

Step-by-step explanation:

Adjacent means  'next to each other '

In a triangle ABC, A=53 Degrees and C= 44Degrees thhen the value of B is:

Answers

53 + 44 = 97

180 - 97 = 83

Angle of B is 83 degrees

An uber driver charges a flat fee of $6.00 and $1.50 per mile, which equation can be used to find the total cost of a ride from the uber driver? Group of answer choices C=(1.5+6)m m=1.5C+6 C=6m+1.5 C=1.5m+6

Answers

Answer:

C = 1.5m+6

Step-by-step explanation:

The numbers of miles that we ride, we are charged 1.5 based on that. Hence, 1.5m. And we are anyway charged with 6 dollars, so plus 6.

HELP, I NEED THIS MY LIFE DEPENDS ON IT.

Answers

Answer:

it’s D

Step-by-step explanation:

it’s not anything else

ur wlcm :)

hope i helped

brainliest?

Answer:

Congruent (A), Parallel (B), and Discs (D).

Step-by-step explanation:

The bases of a cylinder must be two discs which are congruent and parallel to each other.

Simplify: 80 – 40 ÷ 4 · 5 + √25

Answers

Answer:

35

Step-by-step explanation:

80 – 40 ÷ 4 · 5 + 5

Is 5 inches bigger than 1/3 if a foot

Answers

Answer:

Yes

Step-by-step explanation:

1 foot= 12 inches

12÷3=4

This means that 1/3 of a foot is 4 inches

5 inches is larger than 4 inches

Answer:

Yes

Step-by-step explanation:

1/3 is 0.33333333333333 foot which  = 4 inches.

Formula: multiply the value in feet by the conversion factor '12'.

So, 0.33333333333333 foot = 0.33333333333333 × 12 = 4 inches.

The other value is 5 inches.

5 inches is greater than 4 inches.

9 Which expression is equivalent to 53p + (16p+7p)?
A (16p.7p) + 53p
B (53p • 16p): 7p
C (16p + 7p): 53p
D (53p + 16p) + 7p

Answers

The expression 53p + (16p+7p) is equivalent to expression (53p + 16p) + 7p

What is Expression?

An expression is combination of variables, numbers and operators.

The given expression is 53p + (16p + 7p)

Fifty three times of p plus sixteen p plus seven p.

In the given expression p is the variable and plus is the operator.

We need to find the equivalent expression.

Equivalent expressions are expressions that work the same even though they look different.

53p + (16p + 7p)

76p

(53p + 16p) + 7p is also equal to 76p

Hence, the expression 53p + (16p+7p) is equivalent to expression (53p + 16p) + 7p

To learn more on Expressions click:

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=(x + 4)2 + 6, what is the y-intercept?

Answers

Answer:

Y-intercept is (0,14)

Step-by-step explanation:

(0,14)

Calculate the Area: 6ft 3ft 8ft



I need this asap​

Answers

Answer:

Answer is 72

Step-by-step explanation:

6 times 8 is 48. 3 needs to be divided by 2 to made into 1.5. Then multiply 48 and 1.5 to make 72ft your answer

Answer:

A= 12ft

Step-by-step explanation:

ALL IT SAYS IS SLOVE I REALLY NEED HELP PLEASEEE!!! THANK YOUUU


A. 2 1/16

B. 11/12

C. -11/12

D. -2 1/16

Answers

Answer:

The answer for your question is C

The angle of elevation to a nearby tree from a point on the ground is measured to be 49


. How tall is the tree if the point on the ground is 53 feet from the tree? Round your answer to the nearest hundredth of a foot if necessary.

Answers

Answer:60.97

Step-by-step explanation: tan 49 = opposite/adjacent = x/53

tan 49 = x/53

tan 49/1 = x/53

53 tan 49 = x

x = 60.969

x = 60.97

The height of tree is 60.97 feet tall on the ground is 53 feet from the tree.

What is a trigonometric function?

Trigonometry uses the first six fundamental trigonometric functions. Trigonometric proportions are these functions. The six fundamental trigonometric functions are the sin function, cosine function, secant function, and so on.

As per the data given in the question,

tan 49° = opposite/adjacent

tan 49° = x/53

tan 49/1 = x/53

x = 53 tan 49°

x = 60.969 or,

x = 60.97 feet. (rounding off value)

To know more about a trigonometric function:

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5. Brandon and Chloe ride their bikes for 4 hours along a flat, straight road. Brandon’s velocity, in miles per
hour, at time t hours is given by a differentiable function B for 0 st 54. Values of B(t) for selected times t
are given in the table above. Chloe's velocity, in miles per hour, at time t hours is given by the piecewise
function C defined by
C(t)
tep
for 0 12 – 3t – 12 for 2 <154.
(a) How many miles did Chloe travel from time t = 0 to time t = 2 ?
Do not write beyond this border.
Do not write beyond this border.

Answers

Answer:

Step-by-step explanation:

a) ∫from 0 to 2 of te^(4-t^2) dt. Let u = 4-t^2. du= -2dt. And, tdt= -dy/2.

If x=0, u= 4 and if x=2, u=0.

Therefore our new integral will be, -(1/2) ∫ from 0 to 4 of e^u du.

= -(1/2)(e^u) | 0 to 4

= -(1/2)(e^0 - e^4)

= -(1/2) + (1/2)e^4

= (1/2)(e^4 -1)  miles

Therefore, from t=0 to t=2, Chloe has travelled a distance of (1/2)(e^4-1) miles.

b) At t=3, C(t)=12-3t-t^2

C(t) is already a function of velocity so simply plug in C(3), which is -6 miles/hour.

We also need to know acceleration.

C'(t)= -3 - 2t

C(3)= - 9 miles/hour squared.

Therefore, since velocity and acceleration are both negative, Chloes speed is increasing at t =3 hours.

At a tournament, the bowling league is providing 160 sandwiches for its members. The table shows the number of different types of sandwiches that were ordered. The ratio of turkey sandwiches to roast beef sandwiches is 5:3. Drag the numbers to complete the table.

Answers

Answer: See below

Step-by-step explanation:

The total number of ordered sandwiches is 160

The total number of Turkey Sandwiches is 80

The ratio of Turkey to Roast Beef is 5:3

So from this, 5 times of a value is 80

So 5x = 80

And x = 16

So the Roast beef sandwiches are 16×3=48

Therefore, the table is:

Sandwich type       Number

Turkey                         80

Roast Beef                  48

Vegetarian                  32

X/y=60. z/X=3then X/y+X/z=?

Answers

Answer:

since x/y is 60

z/X is 3 then

X/z is inverse of z/X

there fore X/z is 1/3

60+1/3= 180+1/3

60.33

ixl 7th grade math determine the themes................................................................

Answers

Answer:

user could u make the second image attachment more clear cause that thing is blocking the themes

Help!!
f (x) =-3x+25; Find f(x)=52

Answers

Solution for -3x+25=52 equation:

Simplifying

-3x + 25 = 52

Reorder the terms:

25 + -3x = 52

Solving

25 + -3x = 52

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-25' to each side of the equation.

25 + -25 + -3x = 52 + -25

Combine like terms: 25 + -25 = 0

0 + -3x = 52 + -25

-3x = 52 + -25

Combine like terms: 52 + -25 = 27

-3x = 27

Divide each side by '-3'.

x = -9

Simplifying

x = -9

in the diagram, AE is tangent to the circle at point a and secant DE intersects the circle at point C and D. the iines intersect outside of the circle at point E

Answers

Recall the secant-tangent theorem, and you have
EA^2 = EC*CD
12^2 = 8*(x+10)
and now ED = EC+CD = 8+x+10

I suspect a typo somewhere in the murk above

DC↔ means “ _____ DC”

A. line DC
B. ray DC
C. line segment DC
D. angle DC

Answers

Your answer would be line DC or a have a nice day!
The answer is A. Line DC hope this helps :)

The angles in a quadrilateral are 4y - 10°, y + 40°, 3y + 20° and 2y + 10° in order as you go around the quadrilateral.
a) Set up and solve an equation, to find the value of y.
b) Hence work out the value of each angle.
c) What type of quadrilateral is this?

Answers

Answer:

see explanation

Step-by-step explanation:

the sum of the interior angles of a quadrilateral = 360°

sum the 4 angles and equate to 360

4y - 10 + y + 40 + 3y + 20 + 2y + 10 = 360 , that is

10y + 60 = 360 ( subtract 60 from both sides )

10y = 300 ( divide both sides by 10 )

y = 30

then 4 angles are

4y - 10 = 4(30) - 10 = 120 - 10 = 110°

y + 40 = 30 + 40 = 70°

3y + 20 = 3(30) + 20 = 90 + 20 = 110°

2y + 10 = 2(30) + 10 = 60 + 10 = 70°

Since the angles measures are in order around the quadrilateral, then

the opposite angles are congruent, thus quadrilateral is a parallelogram

What are the coordinates of the point on the directed line segment from (-6, 9)(−6,9) to (4, -1)(4,−1) that partitions the segment into a ratio of 1 to 4?

Answers

Yea man it makes no sense to me

Grace and her friends are playing a game that uses two dice. Each die is a tetrahedron - a four‐sided shape with each side an equilateral triangle. Each side of the die contains one of the digits 1, 2, 3, or 4.


a. Create the sample space of all possible outcomes if you were to roll the two dice

simultaneously. List the digit on the first die first and the digit on the second die

second (i.e. 1,1; 1,2; and so on.)

b. What is the theoretical probability that the sum of the two numbers on a roll will

be five?

c. If Grace and her friends were to roll the two dice 100 times, how many of the

100 times could they expect to roll the same number on each die? (In other

words, the outcome would be 1,1 or 2,2 or 3,3 or 4,4.)


WILL GIVE BRAINLIEST! Please no jokes or links :)

Answers

Answer:

Step-by-step explanation:Very interesting problem. Be thankful it is not a six sided dice.Part A1  11  21  31  42  12  22  32  43  13  23  33  44  14  24  34 4Part BThere are 16 possible out comes1   44  12  33  24 out of the 16 outcomes are possibleP(5) = 4/16 = 0.25Part C The theoretical out come would be 4 times4/16 = 0.25On a hundred rolls, you would expect to get 25 sets of doubles.Step-by-step explanation:

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