Algebra Chapter No. 1 - Arithmetic Progression.
- Find the first three terms of AP where a = 4; and d = 2.5
- Find t20 of AP 25,28,31…..
- How many three digit natural numbers are divisible by 6
- Find sum of first 10 natural nos which are divisible by 7.
- Find four consecutive terms in an A.P whose sum is 12 and sum of third and fourth term is 14.
- Mangla started doing exercise 10 minutes for the first day. She will increase the time of exercise by 5 minutes per day, till she reaches 45 minutes per day. How many days are required to reach 45 minutes.
- A meeting hall has 20 seats in the first row, 24 seats in the second row and so on. Find the capacity of auditorium which has 25 rows.
- Obtain the sum of the 56 terms of an A.P whose 19th and 38th terms are 52 and 148 respectively.