A number is 2/5 times another number. If their sum is 70, find the numbers
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a number is x
another number is 2x/5
if x+2x/5=70 x is what
7x/5=70
7x=70×5
=350
x=350/7
=50
x=50
2x/5=2×50/5
=2×10
=20
check,
x+2x/5=70
50+20=70
70=70
hence,proved.
Answered by
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Answer:
this is correct ok....
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