Question

4. Raj and Saleem can type 20 and 40 words,

respectively in a minute. If Saleem takes
5 minutes to complete a task, how much
time will Raj take?

Answer 1

Raj will take 10 minutes

explanation:-

Raj types 20 words per minute

Saleem types 40 words per minute

I. e speed and time are inversly proportional.

therefore, Raj will take twice the time Saleem takes.

Raj takes 2 * 5 = 10 minutes