Question

What per cent of :-
8.5m is 17m?

Answer 1

Here 17m is 100%
10% = 1.7
5 % =1.7/2 = 0.85
50%=8.5

Answer 2

17 minutes = 17×60 seconds
=1020 sec
and 8.5 minutes = 8.5× 60 "
= 85×60/10
=55×6
=330 sec
So, the percent of 8.5m in 17m is
$\frac{330}{1020} \times 100 \\ = \frac{33}{102} \times 100 \\ = \frac{11}{34} \times 100 \\ = \frac{11}{17} \times 50 \\ = \frac{550}{17 } \\ = 32.352941... \\ = 32.35\%$

So the percent is 32.35%
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