Half of a herd of deer are grazing in the field and three fourth of the remaining are playing nearby the rest 9 a drinking water from the pond find the number of deers in the heard
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Answer:
72
Step-by-step explanation:
- x = total no. of deers in the heard
Equation:
- 1/2 (x) + 3/4 (1/2 x) + 9 = x
Solution:
- 1/2 x + 3/8x + 9 = x
- 9 = x - 1/2 x - 3/8 x
- 9 = x - 0.5 x - 0.375 x
- 9 = 0.125 x
- x = 72
By Substitution:
- 1/2 (72) + 3/4 (36) + 9 = 72
- 36 + 27 + 9 = 72
- 72 = 72
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