Concise Mathematics>Chapter 10 - Arithmetic Progression>EXERCISE>Q 13

MEDIUM

10th ICSE

IMPORTANT

Earn 100

How many multiples of $4$ lie between $10$ and $250 ?$

Important Questions on Arithmetic Progression

HARD

10th ICSE

IMPORTANT

Concise Mathematics>Chapter 10 - Arithmetic Progression>EXERCISE>Q 14

The sum of the

4^{th}

term and the

8^{th}

term of an

A . P .

is

24

and the sum of the

6^{th}

term and the

10^{th}

term is

44 .

Find the first three terms of the

A . P .

HARD

10th ICSE

IMPORTANT

Concise Mathematics>Chapter 10 - Arithmetic Progression>EXERCISE>Q 15

The sum of first

14

terms of an

A . P .

is

1050

and its

14^{th}

term is

140 .

Find the

20^{th}

term.

HARD

10th ICSE

IMPORTANT

Concise Mathematics>Chapter 10 - Arithmetic Progression>EXERCISE>Q 16

The

25^{th}

term of an

A . P .

exceeds its

9^{th}

term by

16 .

Find its common difference.

MEDIUM

10th ICSE

IMPORTANT

Concise Mathematics>Chapter 10 - Arithmetic Progression>EXERCISE>Q 17

For an $A . P,$ show that : $(m + n)^{t h}$ term $+ (m - n)^{t h}$ term $= 2 \times m^{th}$ term

MEDIUM

10th ICSE

IMPORTANT

Concise Mathematics>Chapter 10 - Arithmetic Progression>EXERCISE>Q 18

If the

n^{th}

term of the

A . P . 58, 60, 62, . . . . . . . . . .

is equal to the

n^{th}

term of the

A . P . - 2, 5,

12, . . . . . . . .

find the value of

n .

HARD

10th ICSE

IMPORTANT

Concise Mathematics>Chapter 10 - Arithmetic Progression>EXERCISE>Q 19

Which term of the

A . P .

105, 101, 97, . . . . . . . . .

is the first negative term?

HARD

10th ICSE

IMPORTANT

Concise Mathematics>Chapter 10 - Arithmetic Progression>EXERCISE>Q 20

How many three digit numbers are divisible by

7 ?

HARD

10th ICSE

IMPORTANT

Concise Mathematics>Chapter 10 - Arithmetic Progression>EXERCISE>Q 21

Divide

216

into three parts which are in

A . P .

and the product of two smaller parts is

5040 .