Half of a herd of deer are grazing in the field and three fourths of the remaining are playing nearby .The rest 9are drinking water from the pond . Find the number of deer in the herd .
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Answer:
72
Explanation:
Total deer's for grazing + Total deer's playing nearby + Total deer's for drinking water = Total deer's in the herd. x = 72.
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Explanation:
total number of deer is72
let the total no.of deer in herd be x.
{grazing deer=1/2of x
=x/2
playing deer =3/4 of remaining deer i.e x/2
=3/4*x/2
=3x/8
drinking water deer =9} CAN BE SKIPPED JUST FOR EXPLAINATION
total deer=grazing deer+ playing deer+ water drinking deer
x=x/2+3x/8+9
x=(4x+3x+72)/8
8x-7x=72
x=72
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