CBSE Class 10-Mathematics: Chapter – 5 Arithmetic Progressions Part 2 (For CBSE, ICSE, IAS, NET, NRA 2022)

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Question 6:

Find the sum of all 3-digit numbers which leave remainder 3 when divided by


Question 7:

Find the value of if are consecutive terms of an AP.



Question 8:

Raghav buys a shop for ₹ . He pays half the balance of the amount in cash and agrees to pay the balance in 12 annual installments of ₹ each. If the rate of interest is and he pays with the installment the interest due for the unpaid amount. Find the total cost of the shop.


Amount of I installment

II installment

III installment


Cost of shop

Question 9

Prove that


Add 1 & 2

Hence proved

Question 10:

If the roots of the equation are equal show that a, b, b, c are in AP.


Refer sum No. 12 of Q. E.

If have equal root

Proceed as in sum No. 13 of Q. E. to get

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