A two digit number ab is added to another number ba, which is obtained by reversing the digits then we get three digit number. Thus (a + b) equals to:?

at least 18
2ab
2(a + b)
(a + b) ≥ 10

LohaHridoy

5 views

2025-01-04 04:42

1 Answers

AhmedNazir

Answer: Option 4

When two two digit numbers are added and the resultant value is a three digit number. It means there must be a carry over (i.e. The sum of unit digits be greater than 9. Similarly, the sum of the tens digit is also greater than 9) Required numbers = 64 + 46 = 110 Option 4 is correct

5 views Answered 2022-09-01 13:21

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