Maths Maths Puzzle Numerical Ability Alligation or Mixture

105,85,60,30,0,-30,-60

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Maths Other Question

How many Ways are there to distribute 15 distinct objects into 5 distinct boxes with
a. at least three empty boxes
b. No Empty box
I have 24.3 kg apple, 1.7 kg banana, 0.04 kg grapes, 12.55 kg orange, 0.89 kg mango and 7.9 kg kiwi. Total of 47.38 kg of all fruits. Someone ate 43.56 kg out of 47.38 kg of fruits. i am left with 3.82 kg of all fruits. How to calculate the amount of each fruit eaten?