In an A.P., if d = -4, n = 7, a n = 4, then a is
In an A.P., if d = -4, n = 7, a n = 4, then a is
Which term of the A.P. 92, 88, 84, 80, …… is 0?
Which term of the A.P. 92, 88, 84, 80, …… is 0?
If the 3 rd and the 5 th term of an arithmetic progression are 13 and 21, what i
If the 3 rd and the 5 th term of an arithmetic progression are 13 and 21, what is the 13 th term?
If a + 1, 2a + 1, 4a – 1 are in A.P., then the value of a is:
If a + 1, 2a + 1, 4a – 1 are in A.P., then the value of a is:
The 3 rd and 6 th term of an arithmetic progression are 13 and -5 respectively.
The 3 rd and 6 th term of an arithmetic progression are 13 and -5 respectively. What is the 11 th term?
A piece of equipment cost a certain factory 6,00,000. If it depreciates in value
A piece of equipment cost a certain factory 6,00,000. If it depreciates in value, 15% the first year, 13.5% the next year, 12% the…
The 3 rd and 9 th term of an arithmetic progression are -8 and 10 respectively.
The 3 rd and 9 th term of an arithmetic progression are -8 and 10 respectively. What is the 16 th term?
What is the sum of the following series? -64, -66, -68, ……, -100
What is the sum of the following series? -64, -66, -68, ……, -100
If the Arithmetic mean of 7, 5, 13, x and 9 is 10, then the value of x is
If the Arithmetic mean of 7, 5, 13, x and 9 is 10, then the value of x is
What is the sum of all positive integers up to 1000, which are divisible by 5 an
What is the sum of all positive integers up to 1000, which are divisible by 5 and are not divisible by 2?
What is the sum of the first 9 terms of an arithmetic progression if the first t
What is the sum of the first 9 terms of an arithmetic progression if the first term is 7 and last term is 55?
If the sum of n terms of an A.P. is 3n 2 + 5n then which of its terms is 164 ?
If the sum of n terms of an A.P. is 3n 2 + 5n then which of its terms is 164 ?