PODAR INTERNATIONAL SCHOOL (CBSE)

Std : X Subject : Mathematics

Topic : Arithmetic Progression Set : 9 (b

1. Find the 16 th term of the AP 3, 5, 7, 9, 11...

2. If the 2nd term of an AP is 13 and 5th term is 25, what is its 7th term?

3. The taxi fare after each km, when the fare is `15 for the first km and `8 for each
additional km, does not form an AP as the total fare ( in `) after each km is 15, 8, 8,
8,.....Is the statement true ? Give reasons.

4. Is 0 a term of the AP 31, 28, 25,...? Justify your answer.

5. Determine the AP whose 5th term is 19 and the difference of the eighth term from
the thirteenth term is 20.

6. How many numbers lie between 10 and 300, which divided by 4 leave a remainder
3?

7. Jaspal Singh repays his total loan of `1,18,000 by paying every month starting with
the first installment of `1000. If he increases the installment by `100 every month,
what amount will be paid by him in the 30 th installment? What amount of loan does
he still have to pay after the 30 th installment?

8. If the sum of first 4 terms of an AP is 40 and that of first 14 terms is 280, find the
sum of its first n terms.

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