MATHEMATICS CLASS X>Chapter 5 - Arithmetic Progression>EXERCISE 5.4>Q 37

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IMPORTANT

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The $17^{t h}$ term of an A.P. is $5$ more than twice its $8^{t h}$ term. If the $11^{t h}$ term of the A.P. is $43$ . Find then $n^{t h}$ term.

Important Questions on Arithmetic Progression

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IMPORTANT

MATHEMATICS CLASS X>Chapter 5 - Arithmetic Progression>EXERCISE 5.4>Q 38

Find the number of all three digit natural numbers which are divisible by

9

.

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IMPORTANT

MATHEMATICS CLASS X>Chapter 5 - Arithmetic Progression>EXERCISE 5.4>Q 39

The

19^{th}

term of an

A . P

. is equal to three times its sixth term. If its

9 th

term is

19

, find the

A . P

.

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IMPORTANT

MATHEMATICS CLASS X>Chapter 5 - Arithmetic Progression>EXERCISE 5.4>Q 40

The

9^{t h}

term of an

A . P .

is equal to

6

times its second term. If its

5 th

term is

22

, find the

A . P

.

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IMPORTANT

MATHEMATICS CLASS X>Chapter 5 - Arithmetic Progression>EXERCISE 5.4>Q 41

The

24^{t h}

term of an

A . P .

is twice its

10^{t h}

term. Show that its

72^{n d}

term is

4

times its

15^{t h}

term.

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IMPORTANT

MATHEMATICS CLASS X>Chapter 5 - Arithmetic Progression>EXERCISE 5.4>Q 42

Find the number of natural numbers between

101

and

999

which are divisible by both

2

and

5

.

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10th CBSE

IMPORTANT

MATHEMATICS CLASS X>Chapter 5 - Arithmetic Progression>EXERCISE 5.4>Q 43

If the seventh term of an

A . P

. is

\frac{1}{9}

and its ninth terms is

\frac{1}{7}

, then find its

{(63)}^{r d}

term.

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IMPORTANT

MATHEMATICS CLASS X>Chapter 5 - Arithmetic Progression>EXERCISE 5.4>Q 44

The sum of

5^{t h}

and

9^{t h}

terms of an

A . P

. is

30

. If its

25^{t h}

term is three times its

8^{t h}

term, find the

A . P

.

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IMPORTANT

MATHEMATICS CLASS X>Chapter 5 - Arithmetic Progression>EXERCISE 5.4>Q 45

Find whether

0

(zero) is a term of the A.P.

40, 37, 34, 31, . . . . .

.