Category: Arithmetic Progressions

5. A small terrace at a football ground comprises of 15 steps each of which is 50 m

4. The houses of a row are number consecutively from 1 to 49. Show that there is a

3. A ladder has rungs 25 cm apart. The rungs decrease uniformly in length from 45 cm at

2. The sum of the third and the seventh terms of an A.P is 6 and their product

1. Which term of the A.P. 121, 117, 113 … is its first negative term? Arithmetic Progressions Exercise

20. In a potato race, a bucket is placed at the starting point, which is 5 m from

19. 200 logs are stacked in the following manner: 20 logs in the bottom row, 19 in the

18. A spiral is made up of successive semicircles, with centres alternately at A and B, starting with

17. In a school, students thought of planting trees in and around the school to reduce air pollution.

16. A sum of Rs 700 is to be used to give seven cash prizes to students of