2 years ago

Bob and rob in ratio 3:4 and their age 4 years ago was 5:7 find their ages

1 answer:

Trava [24]2 years ago

6 0

Answer:

Present Day:

Bob:Rob:Difference

3 : 4 : 1

6 : 12 : 2

4 years ago:

Bob:Rob:Difference

5 : 7 : 2

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