ARITHMETIC PROGRESSION MCQ SET 3
1. How many terms of series -9 , -6 , -3 , …. must be taken so that the sum of all the terms is 45?
(a) 9
(b) 11
(c) 10
(d) 8
Answer: C
2. If 1st term of an A.P. is 5 , the last term is 45 & sum is 400 then find number of terms .
(a) 15
(b) 14
(c) 18
(d) 16
Answer: D
3. Find sum of natural numbers between 100 & 1000 which are multiples of 5 .
(a) 94540
(b) 98450
(c) 95320
(d) 96430
Answer: B
4. Find sum of natural between 100 and 1000 are multiples of 5 and 7 simultaneously .
(a) 15204
(b) 13102
(c) 11105
(d) 14105
Answer: D
5. Find the sum of the first 157 terms of an A.P. whose first term and third term are 160 and 170 respectively .
(a) 84350
(b) 85350
(c) 83350
(d) 86350
Answer: D
6. A man saves Rs.1550 in January 2020 and increases his saving by Rs.75 every month over the previous month . What is the annual saving of the man for the year 2020? (in Rs.)
(a) 23250
(b) 23350
(c) 23550
(d) 23450
Answer: C
7. How many positive integers less than 100 have a remainder of 3 when divided by 7?
(a) 13
(b) 15
(c) 12
(d) 14
ย Answer: D
8. If the ratio of the sum to n terms of two A.P.’s is (5n + 3) : (3n + 4) , then the ratio of their 17th terms is
(a) 172 : 99
(b) 168 : 103
(c) 175 : 99
(d) 171 : 103
Answer: B
9. If the 10th term of an AP is 21 and 17 term is 8 more than the 13th term , then find the AP .
(a) 7 , 10 , 13 , 16 ……
(b) 3 , 8 , 11 , 14 ……
(c) 5 , 7 , 9 , 11 ……
(d) 3 , 5 , 7 , 9 ……
Answer: D
10. If sum of first 2n term of the AP 2 , 5 , 8 , …… is equal to the sum of the first n terms of 57 , 59 , 61 , …… Then find n
(a) 10
(b) 12
(c) 11
(d) 13
Answer: C
Leave a Reply