5 times the sum of the digits of a two digit number is 9 less than the number formed by reversing its digits. If 4 times the val

Question

SIZIF [17.4K]

3 years ago

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5 times the sum of the digits of a two digit number is 9 less than the number formed by reversing its digits. If 4 times the val

ue of the digit at ones place is equal to the half of the place value of the digit at tens place, find out the number.

Mathematics

1 answer:

Ganezh [65] · Answer 1 · 2021-11-21T22:25:10+03:00

Ganezh [65]3 years ago

4 0

Answer:

5 times the sum of the digits of the number is 9 less than the number formed by reversing digits. → x = (5y - 9)/4 -- equation (1). Case - 2 : And, 4 times the value of the digits at ones place is equal to half the place value of digit at tens place (10x/2).