Classwork - Rearranging and 2-step solutions

Question 1

Solve the following word problem.

Accepted Answer

96 toys

Question 2

Solve the following word problem.

Accepted Answer

27 cookies

Question 3

Solve the following word problem.

Accepted Answer

8 chocolate coins

Question 4

Solve the following word problem.

Accepted Answer

24 points

Question 5

Solve the following word problem.

Accepted Answer

231 pounds

Question 6

Solve the following word problem.

Accepted Answer

$9.36

Question 7

The sum of an arithmetic progression is shown below. Solve for the variable d.

Accepted Answer

d = (2S − 2a1n) / n(n − 1)

Question 8

Solve the following word problem.

Accepted Answer

6 pans

Question 9

An important formula in chemistry is PV = nRT. Solve the formula for the variable R.

Accepted Answer

R = (PV)/(nT)

Question 10

Solve the following word problem.

Accepted Answer

108 gifts

Question 11

The formula for the area of a triangle is A = ½bh. Solve the formula for the variable h.

Accepted Answer

h = 2A / b

Question 12

The formula for the volume of a box is V = lwh. Solve the formula for the variable w.

Accepted Answer

w = V/(lh)

Question 13

Solve the following word problem.

Accepted Answer

56 rolls

Question 14

Solve the following word problem.

Accepted Answer

12 ornaments

Question 15

The formula for volume of a cone is V = πr2h/3. Solve the formula for the variable r.

Accepted Answer

r =√(3V/πh)

Question 16

Solve the following word problem.

Accepted Answer

29 snowballs

Question 17

The formula for distance traveled is d = vt. Solve the formula for the velocity v.

Accepted Answer

v = d/t

Question 18

Solve the following word problem.

Accepted Answer

14 snowballs

Question 19

The area of a trapezoid is shown below. Solve the formula for the variable h.

Accepted Answer

h = 2A / (b1 + b2)

Question 20

The sum of a geometric progression is shown below. Solve for the variable a.

Accepted Answer

a = S(1 − r) / (1 − rn)

Question 21

An important formula in physics is shown below. Solve the formula for the variable m1.

Accepted Answer

m1 = Fr2 / Gm2

Question 22

The formula for circumference is C = 2πr. Solve the formula for the variable r.

Accepted Answer

r = C/2π

Questions 22