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Mega Quiz 8 and weekly revision || Quantitative aptitude || CAT 2021 || 09 May (App update required to attempt this test)

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Question 1

If where , what is the value of m?

Question 2

Let a = (log2 x)2 − 12 log2 x + 48, where x is a real number.

The number of distinct roots of xa – 432 = 0 is

Question 3

If P = 5(log2 x) – 8, where x is a Natural number. If xP = 16, then find the value of x. (TITA)

Question 4

The minimum possible value of the sum of the squares of the roots of the equation x2 + (a + 3)x - (a + 5) = 0 is

Question 5

If A and B are the roots of the quadratic equation x2 - (k - 3)x - 2k - 1 = 0, where k is some real number, find the minimum value of A2 + B2 + 7 (TITA)

Question 6

The number of distinct real roots of the equation equals (TITA)

Question 7

Find the average of the following series: 1 × 2 × 3 × 4 + 2 × 3 × 4 × 5 + 3 × 4 × 5 × 6 + … + 11 × 12 × 13 × 14 (TITA)

Question 8

The 288th term of the series a, b, b, c, c, c, d, d, d, d, e, e, e, e, e, f, f, f, f, f, f... is

Question 9

In how many ways can 350 be written as sum of five terms of an Arithmetic Progression (AP), such that all the five terms of the AP are positive integers?

Question 10

The number of common terms in the two sequences: 15, 19, 23, 27, ...... , 415 and 14, 19, 24, 29, ...... , 464 is

Question 11

In an arithmetic progression first term and fiftieth terms are 4 and 200 respectively. The 1st, 2nd, 4th, 8th and so on terms form a Geometric Progression. How many GP terms can be taken out from the first 100 terms of AP?

Question 12

A ball is dropped from a height of 40 feet, and it rebounds one half the distance through which it falls. The total distance in feet travelled by the ball before it comes to rest is

Question 13

The sum of three numbers in G.P. is 56 . If we subtract 1, 7, 21 from these numbers in that order, we obtain an arithmetic progression, then what is sum of the digits of the numerical value of the product of the three numbers ?

Question 14

If xy = 96 and x2 + y2 = 208, then the value of (x + y) is:

Question 15

If a + b + c = 9, a3 + b3 + c3 – 3abc = 1026, then what is the value of ab + bc + ca?
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May 17CAT & MBA