When Lisa was 6 years old her sister Lucy was half her age, if Lisa is 40 years old today, how old is Lucy?
Answers
Answered by
0
Answer:
20
Step-by-step explanation:
Answered by
0
Answer:
20
Step-by-step explanation:
let lisa age be = x
let lucy age be = x/2 (cause lucy age is half the age of her sister)
= 40/2
= 20
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