Question

At a swimming class Rakhi spent 6.9 minutes practising butterfly stroke.
9.5 minutes practising freestyle stroke, 4.8 minutes practising backstroke
and 0.6 minutes practising floating. Rest of the time she practised breast
stroke. If her swimming lesson is 45 minutes long, how much time does
she have left for practising breast stroke?​

Answer 1

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

It's very simple answer

First do the sum of all the practices she done

6.9+9.5+4.8+0.6

=21.8

Now subtract it from total no of time taken by her in swimming

=45-21.8

=23.8

Here your answer