If the two digit integers M and N are positive and have the same digits, but in reverse order, which of the following CANNOT be the sum of M and N?
Created: 10 months ago | Updated: 4 months ago
Job Solution Mutual Trust Bank Ltd Mutual Trust Bank ltd - Probationary Officer - 2012 গণিত
348
Add Description
Best Description

Let the first digit be xy, then the second digit would be yx.

xy = 10x + y
yx = 10y + x

sum = 11 (x+y)

so the sum has to be multiple of 11. 181 is not. so 181 be the answer

1 year ago
0 0
নেকটারিন

Related Questions

Rakib, Raja and Rajib paid a total of 369 taka for their dinner at a restaurant , If Rakib paid 2/3 of the total amount, Raja paid 82 taka and Rajib paid the rest,what fraction of the total amount did Rajib pay?

Created: 10 months ago | Updated: 4 months ago
Job Solution Mutual Trust Bank Ltd Mutual Trust Bank ltd - Management Trainee Officer - 07.04.2013 গণিত
1103
Add Description

If the day before yesterday is two days after Monday then what day is it today?

Created: 10 months ago | Updated: 4 months ago
Job Solution Mutual Trust Bank Ltd Mutual Trust Bank ltd - Management Trainee Officer - 07.04.2013 গণিত
995
Add Description

If a and b are integers greater than 100 such that a+b=300, which of the following could be the each color?

Created: 10 months ago | Updated: 4 months ago
Job Solution Mutual Trust Bank Ltd Mutual Trust Bank ltd - Management Trainee Officer - 16.05.2014 গণিত
1065
Add Description

If 0

Created: 10 months ago | Updated: 4 months ago
Job Solution Mutual Trust Bank Ltd Mutual Trust Bank ltd - Management Trainee Officer - 16.05.2014 গণিত
506
Add Description

A cube of side 5cm is painted on all its side. If it is sliced into 1 cubic centimeter cubes, how many 1 cubic centimeter cubes will have exactly one of their sides painted?

Created: 10 months ago | Updated: 4 months ago
Job Solution Mutual Trust Bank Ltd Mutual Trust Bank ltd - Management Trainee Officer - 16.05.2014 গণিত
577
Add Description