List of top Mathematics Questions on Algebraic Expressions asked in GAT-B

The sum of four consecutive even numbers is 107 more than the sum of three consecutive odd numbers. If the sum of the smallest odd number and the smallest even number is 55, then what is the smallest even number?
A fraction becomes $\frac{9}{11}$ if 2 is added to both the numerator & the denominator. If 3 is added to both the numerator and denominator, the fraction becomes $\frac{5}{6}$. Find the fraction.
What is the sum of the first 10 terms of the sequence 1, 2, 4, 8, 16, ...?
Three taps A, B, and C together can fill an empty cistern in 10 minutes, tap A alone can fill it in 20 minutes and tap B alone in 40 minutes. How long will tap C alone take to fill it?