Question

each of the two arthemetic progression 2,4,6 and 3,6,9... are taken upto 200 terms . how many terms are common in these two progressions?​

Answer 1

Answer:

1st A. P. =

2,4,6,8,10,12,14,16,18,20,22,24,26,28, 30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62,64, 66,68, 70,72,74,76............200terms

2nd A. P. =

3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57,60.............200terms

Common terms are =

6,12,18,24,30,36,42,48,54,60.........