the sum of two digit number and the number obtained by reversing the digit is 66 if the digits of the number differ by 2 find the number how many such numbers are there
Answers
Answered by
8
LET THE UNIT DIGIT BE X
TENS=Y
NUMBER=10X+Y
REVERSED NUMBER=10Y+X
ACC TO QUES
10X+Y+10Y+X=66
11X+11Y=66
TAKING 11 COMMON
X+Y=6------1
ACC TO QUES
X-Y=2------2
SOLVING 1 AND 2
X=4 Y=2
NUMBER=46
REVERSED NUMBER=64
I hope it will help you
TENS=Y
NUMBER=10X+Y
REVERSED NUMBER=10Y+X
ACC TO QUES
10X+Y+10Y+X=66
11X+11Y=66
TAKING 11 COMMON
X+Y=6------1
ACC TO QUES
X-Y=2------2
SOLVING 1 AND 2
X=4 Y=2
NUMBER=46
REVERSED NUMBER=64
I hope it will help you
harman8447:
hay
Answered by
3
Answer:
Step-by-step explanation:
there are many such numbers like,
13,20,24,31,42,53,57,35,46,68,79,
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