If the first term in a geometric sequence is 3, and if the third term is 48, what is the 11th term ?

The first term in an arithmetic sequence is -5 and the second term is -3. what is the 50th term? (Recall that in an arithmetic sequence, the difference between successive terms is constant).

The third term of ann arithmetic sequence is 15, and the seventh term is 23. what is the first term?

Sum of the first five terms of an arithmetic sequence is 45. What is the third term? Write the first two terms. Write another arithmetic sequence having the sum of the first five terms as 45.

If all the terms of a geometric sseries are positive, the first term of the series is 2, and the third term is 8, how many digits are there in the 40th term ?

Sum of the first 4 terms of an arithmetic sequence is 72. Sum of the first 9 terms is also 72. What is the 5th term of the sequence?

The sum of first 9 terms of an arithmetic sequence is 45 and the sum of first 18 terms is 171. What is the sum of its 10^(th) to 18^(th) terms?

The sum of first 9 terms of an arithmetic sequence is 45 and the sum of first 18 terms is 171 a) What is the sum of its 10^(th) to 18^(th) terms? b) What is its 5^(th) term? c) Find its 14^(th) term. d). Find the sum of 5^(th) to 14^(th) terms.

Find 8^(th) term of geometric sequence 3, 6,12,….

The first term of a geometric progression is equal to b-2, the third term is b+6, and the arithmetic mean of the first and third term to the second term is in the ratio 5:3. Find the positive integral value of b .