Quiz about Solving Unspecified Constants

Question 1

Solve for $$R$$ when $$E=IR$$

Accepted Answer

$$R = \frac{E}{I}$$

Answer

$$R = E + I$$

Answer

$$R = EI$$

Answer

$$R = \frac{I}{E}$$

Question 2

Solve $$d = rt$$ for $$r$$ .

Accepted Answer

$$r = \frac{d}{t}$$

Answer

$$r = dt$$

Answer

$$r = \frac{t}{d}$$

Answer

$$r = d + t$$

Question 3

Find the value of $$C$$ when $$R = \frac{C}{d}$$

Accepted Answer

$$C=Rd$$

Answer

$$C = \frac{R}{d}$$

Answer

$$C = \frac{d}{R}$$

Answer

$$C = R + d$$

Question 4

Solve for $$b$$ when $$P = a + b + c$$

Accepted Answer

$$b = P - a - c$$

Answer

$$b = P + a + c$$

Answer

$$b = a + c - P$$

Answer

$$b = a - P + c$$

Question 5

Solve T = m - n for n.

Accepted Answer

n = m - T

Answer

n = T + m

Answer

n = T - m

Answer

n = m + T

Question 6

What is the value of $$b$$ in the equation $$A = \frac{a+b}{2}$$ ?

Accepted Answer

$$b = 2A - a$$

Answer

$$b = A - a$$

Answer

$$b = \frac{A}{2} + a$$

Answer

$$b = a - 2A$$

Question 7

What is the value of $$w$$ when $$V = lwh$$

Accepted Answer

$$w = \frac{V}{lh}$$

Answer

$$w = \frac{V}{l}$$

Answer

$$w = \frac{V}{h}$$

Answer

$$w = Vlh$$

Question 8

Solve for $$y$$ when $$ax + by = c$$

Accepted Answer

$$y = \frac{c - ax}{b}$$

Answer

$$y = \frac{ax - c}{b}$$

Answer

$$y = \frac{b - ax}{c}$$

Answer

$$y = \frac{c + ax}{b}$$

Question 9

What is the value of $$a$$ in the equation $$ax + b = c$$ ?

Accepted Answer

$$\frac{c-b}{x}$$

Answer

$$\frac{b-c}{x}$$

Answer

$$\frac{x}{c-b}$$

Answer

$$\frac{x}{b-c}$$

Question 10

Solve $$A = \frac{1}{2}bh$$ for $$b$$ .

Accepted Answer

$$b = \frac{2A}{h}$$

Answer

$$b = \frac{A}{2h}$$

Answer

$$b = \frac{h}{2A}$$

Answer

$$b = \frac{A}{h}$$

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