Question

A worker at a computer factory can assemble 8 computers per hour.

How long would it take this worker to assemble 200 computers?

A.
8 h

B.
20 h

C.
25 h

D.
200 h

Answer 1

@AnswerMyQuestions
C?

Answer 2

Set up a proportion.

Answer 3

Yes, C is correct.

Answer 4

@iGreen Thanks xD Just wanted to make sure.

Answer 5

\(\sf \dfrac{8}{1} = \dfrac{200}{x}\)

Cross multiply:

\(\sf 8 \times x = 200 \times 1\)

\(\sf 8x = 200\)

Divide 8 to both sides:

\(\sf x = 25\)

\(\sf \Huge\color{lime}\checkmark\)