Important Questions for CBSE Class 10 Maths Chapter 5 - Arithmetic Progressions 1 Mark Question


CBSE Class 10 Maths Chapter-5 Arithmetic Progressions – Free PDF Download

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CBSE Class 10 Maths Chapter-5 Arithmetic Progressions Important Questions

CBSE Class 10 Maths Important Questions Chapter 5 – Arithmetic Progressions


1 Mark Questions

1. The next term of the AP in is
(a) 97
(b) 92
(c) 99
(d) 95
Ans. (a) 97


2. The 10th term of the AP in 2, 7, 12, ………… is
(a) 45
(b) 47
(c) 48
(d) 50
Ans. (b) 47


3. If the sum of the circumferences of two circles with radii andis equal to the circumference of a circle of Radius , then
(a) 
(b) 
(c) 
(d) None of these
Ans. a) 


4. If the perimeter of a circle is equal to that of a square, then the ratio of their area is
(a) 22:7
(b) 14:11
(c) 7:22
(d) 11:14
Ans. (c) 7:22


5. Area of a sector of angle of a circle with radius R is
(a) 
(b) 
(c) 
(d) 
Ans.
(d) 


6. Area of the sector of angle 60of a circle with radius 10cm is
(a) 
(b) 
(c) 
(d) none of there
Ans. (b) 


7. 11th term of the APis
(a) 28
(b) 22
(c) -38
(d) 
Ans. (b) 22


8. If 17th term of an AP exceeds its 10th term by 7. The common difference is
(a) 2
(b) -1
(c) 3
(d) 1
Ans. (d) 1


9. Which of the following list of no. form an AP?
(a) 2, 4, 8, 16 …
(b) 2, , 3, ,…
(c) 0.2, 0.22, 0.222…
(d) 1, 3, 9, 27…
Ans. (b) 2, , 3, ,…


10. The nth term of the AP in 2, 5, 8… is
(a) 3n – 1
(b) 2n – 1
(c) 3n – 2
(d) 2n – 3
Ans. (a) 3n – 1


11. If and 3a are in AP, then value of a is
(a) -3
(b) -2
(c) 3
(d) 2
Ans. (b) -2


12. The sum of first n positive integers is given by
(a) 
(b) 
(c)
(d) none of these
Ans. (c)