Question

A man types 900 words in one hour. How many words would he type in 21 minutes ?​

Answer 1

1 hour = 60 minutes

900÷60=15

So in 21 minutes= 21×15== 315 words

Answer 2

Answer:

315 words

Step-by-step explanation:

A man types 900 words in 1 hour

=》1 hour

=》60 minutes

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The man types $\frac{900}{60}$ words in 1 hour

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So , the man types $\frac{900}{60}$ × 21 words in 21 minutes

=》$\frac{900}{60}$ × 21

=》315 words

Therefore, the man types 315 words in 21 minutes.