For an A.P. if a25 - a20 = 45, then d equals to:
Quiz Recommendation System API Link - https://fresherbell-quiz-api.herokuapp.com/fresherbell_quiz_api
# | Quiz |
---|---|
1
Discuss
|
If four numbers in A.P. are such that their sum is 50 and the greatest number is 4 times the least, then the numbers are
Solution |
2
Discuss
|
What is the sum of the first 13 terms of an arithmetic progression if the first term is -10 and last term is 26?
Solution |
3
Discuss
|
After striking the floor, a rubber ball rebounds to 4/5th of the height from which it has fallen. Find the total distance that it travels before coming to rest if it has been gently dropped from a height of 120 metres.
Solution |
4
Discuss
|
A bacteria gives birth to two new bacteria in each second and the life span of each bacteria is 5 seconds. The process of the reproduction is continuous until the death of the bacteria. initially there is one newly born bacteria at time t = 0, the find the total number of live bacteria just after 10 seconds :
Solution |
5
Discuss
|
A square is drawn by joining the mid points of the sides of a given square in the same way and this process continues indefinitely. If a side of the first square is 4 cm, determine the sum of the areas all the square.
Solution |
6
Discuss
|
Which term of the A.P. 24, 21, 18, ............ is the first negative term?
Solution |
7
Discuss
|
Let S denotes the sum of n terms of an A.P. whose first term is a. If the common difference d is given by d = Sn – k Sn-1 + Sn-2 then k =
Solution |
8
Discuss
|
The sum of n terms of an A.P. is 3n2 + 5n, then 164 is its
Solution |
9
Discuss
|
The sum of first five multiples of 3 is:
Solution |
10
Discuss
|
The common difference of the A.P. \(\frac{1}{{2b}} \frac{{1 - 6b}}{{2b}} \frac{{1 - 12b}}{{2b}}\) . . . . . is
Solution |
# | Quiz |
Copyright © 2020 Inovatik - All rights reserved