half of a herd of deer are grazing in the field and three-fourth of remaining are playing nearby. the rest 9 are playing or drinking from the pond. find the no. of deer in the herd.
please answer fast please
please answer fast please
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72
if we take deer as 1 (for e.g)
then
1/2 deers are grazing in field
3/4 of remaining of remaining I.e.
3/4 ×(1-1/2)=3/4×1/2=3/8