20. Mary has 40% fewer marbles than Jolie. If they combine all their marbles in a single bag, what percent of the marbles in the bag are Jolie's?
20. Mary has 40% fewer marbles than Jolie. If they combine all their marbles in a single bag, what percent of the marbles in the bag are Jolie's?
Say Jolie has 100 marbles. That means Mary has 60 marbles.
The total in the bag is 160 marbles, and 60 of them are Mary's.
60/160 = 0.375 so 37.5% are Mary's
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