A hall has 12 gates. In how many ways can a man enter the hall through one gate and come out through a different gate?
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If the nth term of a sequence is 100n+10, then the sequence is
Choose the most appropriate option which follows the pattern
Find the nth term and sum to n terms of the following series:2+6+12+20+____
Given that A♢B=4A−B, what is the value of (3♢2)♢3?
In numbers from 1 to 100 the digit "0" appears ____________times.
Determine the next term 20,24,33,49,74,110,?