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# QA-TSAC00011-Speed

Distance traveled by the third train in 1 hour = D...

# QA-TSAC00011-Speed

3 trains leave a station at the intervals of half ...

# QA-TSAC0006-Geometric Progression

Answer: 9
Common ratio is positive, and one of th...

# QA-TSAC0006-Geometric Progression

Second term of a GP is 1000 and the common ratio i...

# QA-TSAC0007-Permutation & Probability

a + b + c = 10. Now, let us place ten sticks in a ...

# QA-TSAC0007-Permutation & Probability

Sum of three Natural numbers a, b and c is 10. How...

# QA-TSAC0005-Integers

m – n = 40 or m = n + 40
Therefore,
Option 1: ...

# QA-TSAC0005-Integers

For 2 positive integers m and n, such that m - n =...

# QA-TSAC0010-Speed Time

Two persons A and B start moving at each other fro...

# QA-TSAC0009-Exponents & Logarithms

4^(6+12+18+24+…+6x) = (0.0625)^(-84), what is th...

# QA-TSAC0008-Factorial

Let K be the largest number with exactly 3 factors...

# QA-TSAC0004-Work time

4m and 6w finish in 24 days.
In one day, 4m + 6w =...

# QA-TSAC0004-Work time

4 men and 6 women complete a task in 24 days. If t...

# QA-TSAC0003-Averages

If the overall average weight has to increase afte...

# QA-TSAC0003-Averages

There are 40 students whose average weight is 40 k...

# QA-TSAC0002-Number System

For any power of a number ending in 1, the last di...

# QA-TSAC0002-Number System

Find the last two digits of 111 raise to 222 raise...

# QA-TSAC0001-P&C

We will first distribute 2 chocolates each to all ...

# QA-TSAC0001-P&C

In how many ways can 12 identical chocolates be di...