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Question : Evaluate the formula for the given values of the variables. : 2161405

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.

Evaluate the formula for the given values of the variables.

1) P = 2L + 2W; L = 3 in., W = 3 in.

A) P = 6 in.

B) P = 36 in.

C) P = 12 in.

D) P = 18 in.

2) d = rt; r = 52 miles per hour, t = 3 hours

A) d = 156 miles

B) d = (52/3) miles

C) d = 55 miles

D) d = 312 miles

3) When all n teams in a league play every other team twice, a total of N games are played, where N = n^{2} - n. A basketball league has 7 teams and all teams play each other twice. How many games are played?

A) 56 games

B) 7 games

C) 42 games

D) 21 games

Solve.

4) A = (1/2)bh for b

A) b = (A/2h)

B) b = (2A/h)

C) b = (h/2A)

D) b = (Ah/2)

5) V = (1/3)Bh for B

A) B = (3V/h)

B) B = (3h/V)

C) B = (h/3V)

D) B = (V/3h)

6) F = (9/5)C + 32 for C

A) C = (5/9)(F - 32)

B) C = (F - 32/9)

C) C = (5/F - 32)

D) C = (9/5)(F - 32)

7) a + b = s + r for r

A) r = (a/s) + b

B) r = a + b - s

C) r = (a + b/s)

D) r = s(a + b)

8) x = (w + y + z/3) for y

A) y = 3x + w + z

B) y = x - w - z - 3

C) y = 3x - 3w - 3z

D) y = 3x - w - z

9) V = 5s^{3} for s^{3}

A) s^{3} = V - 5

B) s^{3} = (V/5)

C) s^{3} = 5V

D) s^{3} = (5/V)

Solve the problem. Round to the nearest hundredth, if necessary.

10) What is 10% of 400?

A) 0.4

B) 400

C) 4

D) 40

11) What is 5% of 400?

A) 2

B) 200

C) 20

D) 0.2

12) What is 35% of 1612?

A) 56,420

B) 5642

C) 56.42

D) 564.2

13) What is 87% of 483?

A) 42.02

B) 4202.1

C) 42,021

D) 420.21

14) What number is 8.8% of 17?

A) 0.15

B) 1.5

C) 15

D) 150

15) What number is 7000% of 386?

A) 27,020

B) 2702

C) 270,200

D) 2,702,000

16) What number is 150% of 434?

A) 65,100

B) 65.1

C) 651

D) 6510

17) 84 is 70% of what number?

A) 58.8

B) 12

C) 120

D) 1200

18) 18 is 5% of what number?

A) 3600

B) 36

C) 360

D) 90

19) 35% of what number is 75?

A) 47

B) 0.47

C) 2142.9

D) 214.29

20) 10% of what number is 71?

A) 7.1

B) 710

C) 7100

D) 71

21) 78 is 136% of what number?

A) 184.96

B) 573.5

C) 18,496

D) 57.35