The sum of the present age of Lucy, Molly and Mary is 75 years. If the ratio of their age is 4 : 5 : 6, then what is the present age of Molly?
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The sum of the present age of Lucy, Molly and Mary is 75 years. If the ratio of their age is 4 : 5 : 6, then what is the present age of Molly?
Step-by-step explanation:
4+5+6/3=75
15/3=75
5=75
=75/5
=15
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