In the arithmetic progressions 2,5,8,… upto 50 terms and 3,5,7,9… upto 60 terms, find how many terms are identical.

For two A.P.: 2, 5, 8,…..up to 50 terms and 3, 5, 7, 9,….., up to 60 terms. How many terms are same?

How many terms are identical in the two arithmetic progressions 2,4,6,8,...... up to 100 terms and 3,6,9,.... up to 80 terms.

How many terms are identical in the two arithmetic progressions 2,4,6,8,...... up to 100 terms and 3,6,9,.... up to 80 terms.

Each of two arithmetic progressions 2, 4, 6, ... and 3, 6, 9, ... are taken upto 200 terms. How many terms are common in these two progressions ?

Each of two arithmetic progressions 2, 4, 6, ... and 3, 6, 9, ... are taken upto 200 terms. How many terms are common in these two progressions ?

Determine the arithmetic progression whose 3rd term is 5 and 7th term is 9.

Consider two arithmetic progressions 3, 8, 13, ,...... upto 37 terms 3, 9, 15, 21, ...... upto 25 terms Find the number of common terms in there two series.

Each of the sequences 3,5,7,... and 4,7,10, is continued to 100 terms.Find how many terms are identical.

Find the sum of the following arithmetic progressions: 50,46,42, to 10 terms (ii) 1,3,5,7, to 12 terms (iii) 3,9/2,6,15/2,dots to 25 terms

Find the arithmetic mean of 7, 77, 777……upto p-th term.