IPMAT Rohtak 2019 (QA) PYQs

The height of nineteen people of comic book is in Arithmetic progression. The average height of them is 19 feet. If the tallest is 37 feet. Then what is the height of the shortest?

Given $(A = 2^{65})$ and $(B = 2^{64} + 2^{63} + 2^{62} + ... + 2^0)$, which of the following is true?

If $\log 2, \log (2x - 1), \log (2x + 3)$ are in A.P, then $x$ is equal to ____