Fractions and Decimals
The numerator of a fraction is 3 less than its denominator. If we add 10 to the numerator, the fraction is increased by 1 3/7. What was the original fraction?

4/3
4/7
4/5
4/9

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Fractions and Decimals
A has twice as much money as B. They play together and at the end of the first game B wins one-third of A's money from A, what fraction of the sum that B now has, must A win black in the second game,

1/15
1/10
1/20
1/5

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