Martha's father is 4 times as old as Martha. Five years ago he was seven times as old as her daughter. What are their present ag

Question

pogonyaev

3 years ago

15

Martha's father is 4 times as old as Martha. Five years ago he was seven times as old as her daughter. What are their present ag

es?

Mathematics

2 answers:

MrRa [10] · Answer 1 · 2022-03-06T10:06:42+03:00

MrRa [10]3 years ago

8 0

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Eva8 [605] · Answer 2 · 2022-03-06T08:18:32+03:00

Eva8 [605]3 years ago

4 0

Call Martha's age 5 years ago is x So Martha father's age five years ago is 7x
We have : 7x + 5 = 4(x + 5)
3x = 25+5=30 so x = 5 so Martha's present age is 10 and her's father's present age is 40
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