3√0.125/0.008 ÷ 3√0.25/0.04 +1
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1
answer:
71
Step-by-step explanation:
Let the number be 10x + y where x is the digit at tens place and y is the digit at unit place.
According to the question,
x = 7
Sum of the digits = 7 + y
⇒ 7 + y = 8y
⇒ 7y = 7
⇒ y = 1
So, the number = 71
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