Guru

## Q74. students decided to beautify the school by fixing flags on the straight passage of the school. They have 27 flags to be fixed at intervals of 2 m. The flags are stored at the position of middle most flag. Ruchi kept her books where the flags were stored. She carry only one flag at a time. How much distance did she cover in completing this job and returning to collect her books? What is the maximum distance she travelled carrying a flag?

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One of the most important and exam oriented question from Chapter name- Arithmetic Progression Class 10th Chapter number- 9 Exercise ...Read more

Guru

## Question 69. A sum of Rs 700 is to be used to give seven cash prizes to students of a school for their overall academic performance. If each prize is Rs 20 less than its preceding prize, find the value of each prize.

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One of the most important and exam oriented question from Chapter name- Arithmetic Progression Class 10th Chapter number- 9 Exercise ...Read more

Guru

## Question 63. A man saved Rs 16500 in ten years. In each year after the first year, he saved Rs 100 more than he did in the preceding year. How much did he save in the first year?

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One of the most important and exam oriented question from Chapter name- Arithmetic Progression Class 10th Chapter number- 9 Exercise ...Read more

Guru

## Question 62. Ramkali would need Rs. 1800 for admission fee and books etc., for her daughter to start going to school from the next year. She saved Rs. 50 in the first month of this year and increased her monthly saving by Rs. 20. After a year, how much money will she save? Will she be able to fulfill her dream of sending her daughter to school?

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This is the basic and conceptual question from Chapter name- Arithmetic Progression Chapter number- 9 Exercise 9.6 In this question we ...Read more

Guru

## Question 61. In a school, students decided to plant trees in and around the school to reduce air pollution. It was decided that the number of trees, that each section of each class will plant, will be double of the class in which they are studying. If there are 1 to 12 classes in the school and each class has two sections, find how many trees were planted by the students.

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One of the most important and exam oriented question from Chapter name- Arithmetic Progression Class 10th Chapter number- 9 Exercise ...Read more

Guru

## Question 60. Resham wanted to save at least Rs. 6500 for sending her daughter to school next year (after 12 months). She saved Rs. 450 in the first month and raised her saying by Rs.20 every next month. How much will she be able to save in next 12 months? Will she be able to send her daughter to the school next year?

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This is the basic and conceptual question from Chapter name- Arithmetic Progression Chapter number- 9 Exercise 9.6 In this question its ...Read more

Guru

## Question 57. If Sn denotes the sum of first n terms of an A.P., prove that S12 = 3(S8 – S4).

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This is the basic and conceptual question from Chapter name- Arithmetic Progression Chapter number- 9 Exercise 9.6 In this question we ...Read more

Guru

## Question 56. Let there be an A.P. with first term a and common difference d. If an denotes its nth term and Sn is the sum of first n terms, then find:(vii) k, if Sn = 3n2 + 5n and ak = 164.

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This is an arithmetic progression based question from Chapter name- Arithmetic progressions In this question we have been given that  there ...Read more

Guru

## Question 56. Let there be an A.P. with first term a and common difference d. If an denotes its nth term and Sn is the sum of first n terms, then find:(ii) n and a, if an = 4, d = 2 and Sn = –14

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This is an arithmetic progression based question from Chapter name- Arithmetic Progression Chapter number- 9 Exercise – 9.6 In this question ...Read more

Guru

## Question 56. Let there be an A.P. with first term a and common difference d. If an denotes its nth term and Sn is the sum of first n terms, then find: (i) n and Sn, if a = 5, d = 3 and an = 50.

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One of the most important and exam oriented question from Chapter name- Arithmetic Progression Class 10th Chapter number- 9 Exercise ...Read more