The first term of an A.P. is 5 , the las...

The first term of an A.P. is 5 , the last term is 45 and the sum is 400. Find the number of terms and the common difference .

Topper's Solved these Questions

QUESTION PAPER 2022 TERM 2 SET 4 STANDARD
X BOARDS|Exercise QUESTION|20 Videos
SAMPLE PAPER 2019
X BOARDS|Exercise SECTION-D 39 (b)|1 Videos

Similar Questions

Explore conceptually related problems

The first term of an AP is 5, the last term is 45 and the sum is 400. Find the number of terms and the common difference.

The first term of an A.P. is 5, the last term is 45 and sum is 400. Find the number of terms and the common difference.

The first term of an A.P is 7 , the last term is 47 and the sum is 432 . Find the number of terms and the common difference .

The first term of A.P. is 5, the last is 45 and their sum is 400. If the number of terms is n and d is the common differences , then ((n)/(d)) is equal to :

The first term of an A.P. is 3, the last term is 83 and the sum of all its terms is 903. Find the number of terms and the common difference of the A.P.

In an A.P.first term is 5, last term is 45 and sum =400. Find the no.of terms and common difference of A.P.

The first term of an A.P. is 5 and the last term is 45. If the sum of all the terms in 400. the number of terms is

The first term of an A.P. is 5, the common difference is 3 and the last term is 80; find the number of terms.

X BOARDS-QUESTION PAPER 2023-Question

Find a quadratic polynomial whose zeroes are 6 and -3.
Text Solution
|
Find the zeroes of the polynomial x^2+4x-12
Text Solution
|
Evaluate : (5 cosec^2 30^@ -cos 90^@)/(4 tan^2 60^@)
Text Solution
|
Prove that 5+2sqrt3 is an irrational number, given that sqrt3 is an ir...
Text Solution
|
If the coordinates of points A and B are (-2, -2) and (2, -4) respecti...
Text Solution
|
Prove that (cot A-cos A)/(cot A+cos A)=(cos^2 A)/(1+sinA)^2
Text Solution
|
Prove that (sec theta+tan theta)(1-sin theta)=cos theta
Text Solution
|
E is a point on the side AD produced of a parallelogram ABCD and BE in...
Text Solution
|
In the given figure, CM and RN are respectively the medians of Delta A...
Text Solution
|
The sum of the reciprocals of Rehmans ages, (in years) 3 years ago an...
Text Solution
|
A survey conducted on 20 households in a locality by a group of studen...
Text Solution
|
The first term of an A.P. is 5 , the last term is 45 and the sum is 40...
Text Solution
|
A solid is in the shape of a cone standing on a hemisphere with both t...
Text Solution
|
Theorem 6.1 : If a line is drawn parallel to one side of a triangle to...
Text Solution
|
In the given figure, (QR)/(QS)= (QT)/(PR) and angle1 = angle2 then pro...
Text Solution
|
From a point an a bridge across river, the angles of depression of the...
Text Solution
|
From a point on the ground the angles of elevation of the bottom and...
Text Solution
|
Lokesh, a production manager in Mumbai, hires a taxi everyday to go to...
Text Solution
|
People of a circular village Dharamkot want to construct a road neares...
Text Solution
|
For the inauguration of 'Earth day week in a school, badges were given...
Text Solution
|