How many arithmetic progressions with 10 terms are there, whose first term is in the set `{1, 2, 3,4}` and whose common difference is in the set `{3, 4,5, 6, 7}?`

How many arithmetic progressions with 10 terms are there whose first term is in the set {1, 2, 3} and whose common difference is in the set {2, 3, 4} ?

How many arithmetic progressions with 10 terms are there whose first term is the set {1, 2, 3} and whose common difference is in the set {2, 3, 4} ?

How many A.P.S with 10 terms are there whose first term is in the set {1,2,3} and whose common difference is in the set {1,2,3,4,5}?

How many A.P.’s with 10 terms are there whose first term is in the set {1,2,3} and whose common difference is in the set {1,2,3,4,5}?

Write an A.P whose first term is a = − 1.25 and common difference is d = 3 upto 4 terms.

Find the 10th term of an arithmetic progression whose first term is 'd' and common difference is 'b'.

1,4,7,10,is an A.P. whose first term is 1 and the common difference is equal to 4-1=3.

11,7,3,-1 is an A.P.whose first term is 11 and the common difference is equal to 7-11=4

Find the sum of the first 22 terms of an AP whose first term is 4 and the common difference is (4)/(3) .

The third term of an arithmetical progression is 7, and the seventh term is 2 more than 3 times the third term. Find the first term, the common difference and the sum of the first 20 terms.