7d = 49, so d = 7
a+10d = 2 24/25 (a+3d) so a = 4
a_61 = 4 + 60*7 = _____
The difference between the 11th term and 4th term of an A.P is 49 and if the 11th term is 2 24/25 times the fourth term, determine the common difference, the first term of the sequence and the 61st term of the sequence
1 answer
1 answer