MBA Exam

In a three-digit number, the unit digit is twice the tens digit and the tens digit is twice the hundreds digit. The same number is written as 1XY and 1YX in base 8 and base 9 respectively. Find the sum of X and Y in the decimal system.

1) 11
2) 15
3) 7
4) CBD

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MBA Other Question

perimeter of a triangle is 20.sum of the medians is denoted by S.which relation holds good?

1) 14<S<21
2) 10<S<18
3) 14<S<19
4) 16<S<20
XY is a number that is divided by ab where xy is less than ab and gives a result 0.xyxyxy...then ab equals..?Kindly Post solution as well

1) 11
2) 33
3) 99
4) 66
5) 88