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On Serena's tenth birthday,her mom was 3 times Serena's age.How old will Serena and her mom be when her mom's age times 0.5 will equal Serena's age?
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3 votes
On Serena's tenth birthday,her mom was 3 times Serena's age.How old will Serena and her mom be when her mom's age times 0.5 will equal Serena's age?

User Pasta
by
8.2k points

2 Answers

6 votes

Answer:

15 yrs

Explanation:

10 x 3 = 30

30 x 0.5 = 15.0

User Venky Viswanath
by
8.6k points
4 votes
Serena 10th birthday means she was 10 and her mom was 3 times as old which is 30. They are 20 years apart so 0.5 or 1/2 her mom's age will be Serenas age when her mom is 40 and she is 20
User Prensen
by
8.7k points
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