A number is 2/5 times another number. If their sum is 70, find the numbers.
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Answer:
Let the Ist no. b x
llly, 2nd no.=2/5x
therefore, x + 2/5x =70
7x/5 = 70
7x=70 × 5
7x=350
X= 350÷7
X=50
Therefore, ist no.50
2nd = 2/5 ×50 i.e,20..
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