Question

A boy can type 54 words in a minute.how many words will he type in 5 hours 38 minutes?

Answer 1

We know that,

1 hour = 60 mins

5hours = 60×5 = 300 mins

so, 5 hours and 38 mins = 300 + 38 = 338 minutes.

No. of typed in 1 minute = 54

therefore,

No.of words typed in 338 minutes =
54 × 338 = 18252 words.

So, boy will type 18252 words in 5 hours 38 minutes.