Basics Used in Number Series

The greatest number of $5$ digit which starts from $8$ and ends with $7$ is _____

$5,9,17,29,45, ?$ Find the missing number.

The sum of five consecutive odd numbers is $265$. What is the sum of the largest number and twice the smallest number?

Find the largest given prime number. In four consecutive prime numbers that are in descending order, the product of the first three is $2431$ and that of the last three is $1001$.

Look at this series: $3,4,7,8,11,12,...$. What number should come next?

In each of the following questions, one of the terms in the number series is wrong. Find out the wrong term.

$6, 49, 305, 1545, 6196, 18603, 37218$

$120, 99, 80, 63, 48, ?$

The next no. is _____.

What value will come in place of the question mark (?) in the number series given below.

$272640, 136320, 34080, ?, 710, 71$

What value will come in place of the question mark (?) in the number series given below?

$20, 30, ?, 67.5, 101.25, 151.875$

How many '$8$', are there in the following series each of which is followed by an even number and preceded by an odd number?
$3 8 2 5 8 3 2 8 3 2 8 2 3 8 2 8 5 6 8 7 8 4 2 8 6$

Complete the series:

$8, 10, 14, 18, (...), 34, 50, 66$

What will come in place of the question mark (?) in the following number series?

$485, 498, 524, 563, 615, ?$

How many mm represent $1 \mathrm{km}$?

Find the digit in the unit's place of the product $49237 \times 3995 \times 738 \times 83 \times 9$.

If a quantity is divided in the ratio $3:5$, the larger part is $75$. Find the quantity.

Find the smallest number from the given options which when divided by$25, 40$ or $56$ has$13$ as remainder in each case.

What will come in place of the question mark (?) in the following number series?

$54, 56, 61, ?, 88, 114$

When $x^m$ is multiplied by $x^n$, the product is $1$. Find the relation between $m$ and $n$

Complete the series, $1, 4, 9, 16, 25$,....

A number $N$ is a positive three-digit number If $x$ is at its hundred's place and $y$ is at its unit's place, then the number $N-100x-y$is always divisible by