Progressions – Aptitude MCQ Questions – 09 Posted on July 9, 2020July 9, 2020 by admin Question 1The sum of the three numbers in A.P is 21 and the product of the first and third number of the sequence is 45. What are the three numbers? A. 5, 7 and 9 B. 9, 7 and 5 C. 3, 7 and 11 D. Both (A) and (B) Question 2The sum of n terms of two A.P.’s are in the ratio 5n + 4 : 9n + 6. Then, the ratio of their 18th term is A. 179/321 B. 178/321 C. 175/321 D. 176/321 Question 3The 9th term of an A.P. is 449 and 449th term is 9. The term which is equal to zero is A. 50th B. 502th C. 508th D. None of these Question 4 If a rubber ball consistently bounces back 2/3 of the height from which it is dropped, what fraction of its original height will the ball bounce after being dropped and bounced four times without being stopped? A. 16/81 B. 16/27 C. 4/9 D. 37/81 Question 5 If Sn denote the sum of n terms of an A.P. with first term a and common difference d such that Sx/Skx is independent of x, then A. d = a B. d = 2a C. a = 2d D. d = -a Question 6The sum of first 20 odd natural numbers is A. 100 B. 210 C. 400 D. 420 Question 7Given A = 265 and B = (264 + 263 + 262 + ..... +20), which of the following is true? A. B is 264 larger than A B. A and B are equal C. B is larger than A by 1 D. A is larger than B by 1 Question 8 The next term of the A.P., √7,√28,√63, . . . . . . A. √70 B. √84 C. √97 D. √112 Question 9What is the sum of all 3 digit numbers that leave a remainder of '2' when divided by 3? A. 897 B. 1,64,850 C. 1,64,749 D. 1,49,700 Question 10How many 2-digit positive integers are divisible by 4 or 9? A. 32 B. 22 C. 30 D. 34