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A typist takes 40 minutes to type 4 pages. How long (in minutes) will he take to type 112 pages?
Question

A typist takes 40 minutes to type 4 pages. How long (in minutes) will he take to type 112 pages?

A.

1120

B.

1130

C.

1125

D.

1110

Correct option is A

Given
Time taken to type 4 pages = 40 minutes
Total pages to be typed = 112 pages
Formula Used
Time taken for 1 page=Total TimeNumber of Pages\text{Time taken for 1 page} = \frac{\text{Total Time}}{\text{Number of Pages}}​​
Solution
Time taken to type 1 page=404=10 minutes Time taken to type 112 pages=112×10=1120 minutes\text{Time taken to type 1 page} = \frac{40}{4} = 10 \text{ minutes} \\\ \\\text{Time taken to type 112 pages} = 112 × 10 = 1120 \text{ minutes}​​
Final Answer
So the correct answer is (a)

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