MBA Exam

For how many ordered pairs (a,b) of natural numbers is the LCM of a and b is 2^3 *5^7 *11^13 ?LCM ??

1) 2835
2) 3448
3) 3572
4) 2656

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MBA Other Question
find remainder when 1^39+2^39+3^39.......12^39 is divide by 39

1) 0
2) 1
3) 4
4) 9
5) non of these
 If ‘a’ is a natural number less than 200 and ‘b’ is any whole number, for how many values of ‘a’, will the following equation satisfy a2 = 24b + 1.

1) 33
2) 34
3) 67
4) 66
5) None of these