Instead of multiplying N, a two-digit number, by and adding 38, a student multiplied the number formed by reversing its digits with and subtracted 38 from the product and still got the same result. Find the value of N given that the sum of the digits of the number is 12.
a) 84 b) 75 c) 48 d) 39
Answers
Answered by
3
Answer:
let x be the tens digit and y be the unit digit then the number will be 10x+y and given that x+y=12
so
given that : (10x+y)X(3/4) + 38= (10y+x)X(4/3) - 38
putting y=12-x or x=12-y and solving
we get x=4 and y=8
hence the no. is (4X10)+8=48
Step-by-step explanation:
Answered by
0
Answer:
answer = c
Step-by-step explanation:
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