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IBPS RRB 2020 Mini Mock: 20 August 2020

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Question 1

Direction: In the following questions two equations numbered I and II are given. Solve both the equations and choose the correct answer.
I. 19.8x2 – 82.5x + 82.5 = 0
II. 39y2 – 41.6y + 10.4 = 0

Question 2

Direction: Two equations (I) and (II) are given in each question. On the basis of these equations you have to decide the relation between ‘x’ and ‘y’ and give Answer.
I. (12 × 4)/ x4/7 – (3 × 4)/x4/7 = x10/7
II. y3 +783= 999

Question 3

Direction: In the following question, there are two equations. Solve the equations and answer accordingly.
I. 0.1875x2 – 24.75x + 96 = 0
II. 2.5y2 + 317.5y – 645 = 0

Question 4

Direction: In the following question, there are two equations. Solve the equations and answer accordingly.
I. 9m2 - 9√6m - 24 = 0 
II. n2 - 5√24n - 576 = 0

Question 5

Direction: In the following question, two equations are given in variables X and Y. You have to solve these equations and determine relation between X and Y.
I. 2x2 + 13√3x + 60 = 0

II. y2 + 7√3y + 36 = 0

Question 6

Direction: Study the information given below and answer the questions based on it.

Seven persons A, B, C, D, E, F and G are of different ages. The number of people older than D is the same as the number of people younger than E, who is older than the only G and F. D is older than A but younger than C. B is older than C and E. Not more than 3 persons are older than D. The one who is the youngest is 12 years old and the one who is 2nd oldest is 44 years old. F is the youngest.
If G is 20 years old then how many persons are younger than E?

Question 7

Direction: Study the information given below and answer the questions based on it.

Seven persons A, B, C, D, E, F and G are of different ages. The number of people older than D is the same as the number of people younger than E, who is older than the only G and F. D is older than A but younger than C. B is older than C and E. Not more than 3 persons are older than D. The one who is the youngest is 12 years old and the one who is 2nd oldest is 44 years old. F is the youngest.
Who can be the 46 years old?

Question 8

Direction: Study the information given below and answer the questions based on it.

Seven persons A, B, C, D, E, F and G are of different ages. The number of people older than D is the same as the number of people younger than E, who is older than the only G and F. D is older than A but younger than C. B is older than C and E. Not more than 3 persons are older than D. The one who is the youngest is 12 years old and the one who is 2nd oldest is 44 years old. F is the youngest.
If E is 24 years older than what may be the age of D?

Question 9

Direction: Study the information given below and answer the questions based on it.

Seven persons A, B, C, D, E, F and G are of different ages. The number of people older than D is the same as the number of people younger than E, who is older than the only G and F. D is older than A but younger than C. B is older than C and E. Not more than 3 persons are older than D. The one who is the youngest is 12 years old and the one who is 2nd oldest is 44 years old. F is the youngest.
How many persons are younger than A?

Question 10

Among Q, U, X, P and H, each one of them is of different heights, U is shorter than only X. Q is shorter than U and H both bot not as short as P. Who among them is third shortest?
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