Question
'X' has 42 foldable laptops and 'Y' has 18 more than
'X'. If the ratio of 'Y' and 'Z' is 5:2, then how many foldable laptops does Z have?Solution
Number foldable laptops with 'Y' = (18 + 42) = 60
ATQ;
Number of foldable laptops with 'Z' = 2/5 x 60 = 24
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