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GATE > Learn GATE Coaching > In a huge pile of apples and oranges, both ripe and...
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In a huge pile of apples and oranges, both ripe and unripe mixed together, 15% are unripe fruits. Of the unripe fruits, 45% are apples. Of the ripe ones, 66% are oranges. If the pile contains a total of 59620 fruits, how many of them are apples?

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59620*0.15*0.45 + 59620*(1-0.66)*0.85.
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The figures in the question seems to be wrong as answer is coming in decimals. Nevertheless the approach is Find Au = Unripe Apple = 45% of Unripe Fruits = 45 % (of 15% Total Fruits) Find Ar = Ripe Apple = (100-66)% of Ripe Fruits = 34% (of 85% Total Fruits) We need number of Apples = Au + Ar = Unripe...
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The figures in the question seems to be wrong as answer is coming in decimals. Nevertheless the approach is Find Au = Unripe Apple = 45% of Unripe Fruits = 45 % (of 15% Total Fruits) Find Ar = Ripe Apple = (100-66)% of Ripe Fruits = 34% (of 85% Total Fruits) We need number of Apples = Au + Ar = Unripe Apples + Ripe Apples = 0.45*0.15*59620 + 0.34*0.85*59620 = 4024.35 + 17230.18 = 21254.53 Nos of Apples = 21254.53 (As the nos are integer it seems in question some the data is incorrect) But one can follow the approach given above to find the number of Apples read less
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