A number is two fifth times another number. If their sum is 70 , find the number.
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this is the correct answer
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Let a no. be x
Therefore, another no. = 2x/5
A/q
x + 2x/5 = 70
5x + 2x /5 = 70
7x/5 = 70
x = 70 × 5 /7
x = 50 ans.
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