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Maths Puzzle
Numerical Ability
This is the problem: Jane has 132 more marbles than Mary has. If their mother gives 25 marbles to each of them, Jane will have 5 times as many marbles as Mary. How
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- Marbles with Mary=8, Jane=140
If original marbles with Jane and Mary are J and M respectively, then
J= 132+M or J - M= 132 ---(i) and
J+25 = 5(M+25) or J -5M=100 ---(ii)
On solving (i) & (ii), M=8, J=140
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