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Joe is 20 years old. His sister is half his age less 7. How old is his sister? I think the answer is 3 but I'm not sure

Joe is 20 years old. His sister is half his age less 7. How old is his sister? I think the answer is 3 but I'm not sure
asked 137k views
2 votes
Joe is 20 years old. His sister is half his age less 7. How old is his sister?

I think the answer is 3 but I'm not sure

asked
User Nir Golan
by
8.4k points

1 Answer

4 votes
The answer is 3. 20/2=10 10-7=3
answered
User Muntu
by
8.1k points
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