Arihant Expert Team Solutions for Exercise 1: Practice Questions

In the following series, replace the question mark (?) with suitable option?

$V8, T6, R4, P2, ?$

In the following series, replace the question mark (?) with the suitable option?

$\mathrm{D}-4, \mathrm{F}-6, \mathrm{H}-8, \mathrm{J}-10, ?$

In the following series, replace the question mark (?) with the suitable option?

$\mathrm{B}-25, \mathrm{D}-23, \mathrm{G}-20, \mathrm{K}-16, ?$

In the following series, replace the question mark $(?)$ with a suitable option?

$\mathrm{P}3\mathrm{C}, \mathrm{R}5\mathrm{E}, \mathrm{T}7\mathrm{G}, ?$

In the following series, replace the question mark (?) with the suitable option?

$1\mathrm{BZ}, 5\mathrm{EB}, 9\mathrm{HD}, ?$

In the following series, replace the question mark (?) with suitable option?

$3Z12, 5X13, 7V14, ?$

How many even numbers are there in the following series of numbers, each of which is preceded by an odd number, but not followed by an even number ?

$5, 3, 4, 8, 9, 7, 1, 6, 5, 3, 2, 9, 8, 7, 3, 5$

In the following question, one term in the number series is wrong. Find out the wrong term.

$2, 5, 9, ? , 20, 27$