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A thief is standing outside of a room, having 2 doors and 3 windows. In how many ways
the thief can
A. Enter the room from a window and exit from a door?
B. Steal the only TV present inside the room and come outside again?

How many five digit numbers are there such that the digits at hundreds’ place, unit
place and ten-thousand’s place form a Geometric Progression, not necessarily in the
same order?

5 boys and 5 girls are to be arranged in a row. Find the difference between the number
of possible arrangements when no two girls are sitting together, and when boys and
girls are alternate.

A sum of money is rent at simple interest and compound interest

if in a certain code language TERRACE is written as 70,then jn the same code language how will you write the word BALCONY?

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find the volume of the solid formed by revolving the region bounded by y=(x-2)^2 and y=x about the y-axis

999×1/2+999×1/6+999×1/12+999×1/20+999×1/30

a sum of 18000 is lent at 10 percentage compound interest,compounded annually.what is the difference between the compound interest for 3 and 4 year?