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 APs 1,3, 5,... up to 120 terms and 3, 6, 9, .... up to 80 terms ?

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

Number of identical terms in the sequence 2, 5, 8, 11, ... up to 100 terms and 3, 5, 7, 9, 11, ... Up to 100 terms is

The number of common terms in the progressions 4,9,14,19,...... ,up to 25^(" th ") term and 3,6,9,12,......, up to 37^(" th ") term is :

Find the 15th term of the arithmetic progression 10, 4, -2, ….

Find the sum of the following arithmetic progression: 3,9/3,15/2,.. to terms.

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.