MBA Exam Numerical Ability Number System

Atul is given Rs. 158 in one-rupee denominations. He asked to allocate them into number of bags such that any amount required between Rs. 1 and Rs. 158 can be given by handling out a certain number of bags without opening them.What is the minimum number of bags required?

1) 6
2) 7
3) 8
4) 9

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MBA Other Question
in how many ways can 2310 be expressed as product of three factors??

1) 41
2) 56
3) 23
4) 46
 Two circles with centers C1 and C2 having radii 12 cm and 3 cm respectively touch each other at a point A. AB is a common tangent to the circles which intersects another common tangent CD at the point B as shown in the figure given below. What is the length of the line segment AB?

1) 10
2) 7.5
3) 6
4) 9
5) 5