EASY
10th CBSE
IMPORTANT
Earn 100

The average of an Arithmetic progression with 151 terms is zero. One of its terms is zero.

Which term of the Arithmetic Progression is zero? Show your steps.

Important Questions on Arithmetic Progressions

EASY
10th CBSE
IMPORTANT

Huner said, "The value of the 20th term of ANY arithmetic progression is double that of the 10th term."

Is Huner's statement correct? Justify your answer.

EASY
10th CBSE
IMPORTANT

Shivam bought a large quantity of marigold flowers to decorate his house for a family function. He used 630 flowers to recreate the pattern shown below. He used 7 flowers in the shortest garland and 35 flowers in the longest garland.

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If he kept the difference between two consecutive garlands the same, how many garlands did he make? Show your steps.

EASY
10th CBSE
IMPORTANT

Parth was receiving spam calls from a telemarketing centre. He got the first call at 2:48 pm as shown below.

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If the telemarketer continues to call using the same pattern, at what time will Parth receive the 13th call? Show your work.

EASY
10th CBSE
IMPORTANT

Ramit is moving towards a stationary object of sound at a constant speed. At his initial position, he hears a pitch of 5 hertz.

If the pitch from the source increases by 4 hertz for every 5 m Ramit travels, find the distance he would have travelled towards the source when the pitch is exactly 149 hertz. Show your steps.

EASY
10th CBSE
IMPORTANT

A stone is thrown into still water and the figure below represents the concentric circular phenomenon known as ripple effect. The radius of first circle is 3 cm.

If the radius of each subsequent circle is 4 cm more than the previous, which circle has a radius of 43 cm? Show your steps.

EASY
10th CBSE
IMPORTANT

14,21,28,25,...and 26,39,52,65,..are two arithmetic progressions such that the pth term of the first arithmetic progression is the same as the qth term of the second arithmetic progression.

Derive a relationship between p and q. Show your work.

EASY
10th CBSE
IMPORTANT

Animation is a method in which a sequence of images are manipulated to appear as moving objects. An animation specialist wants to show the growth of a sapling into a tree through animation. She follows the steps below:

  • She develops the first image by designing a sapling containing a certain number of leaves.
  • She develops the second image by adding 15 leaves to the first image.
  • She develops the third image by adding 22 leaves to the second image.
  • She develops the fourth image by adding 29 leaves to the third image and so on.

If she continues the process in the same manner, how many leaves will she be adding to the 25th image to develop 26th image? Show your work.

EASY
10th CBSE
IMPORTANT

The sum of first two terms of an arithmetic progression is the same as the sum of the first seven terms of the same arithmetic progression.

Can such an arithmetic progression exist? Justify your answer,