Question
PSLE
At first, Mary had 95 stamps and some pens. After she gave away 67 stamps and 60% of the pens, she had a total of 42 stamps and pens. How many pens did Mary have at first?
3 m

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PSLE
At first, Mary had 95 stamps and some pens. After she gave away 67 stamps and 60% of the pens, she had a total of 42 stamps and pens. How many pens did Mary have at first?