Quantitative Aptitude Quiz for RBI Assistant/ IBPS PO Mains 2020- 15th November

Directions (1-5): Study the following graphs carefully and answer the questions given below:

Graph given below line graph shows the monthly expenditure by 6 persons

Given below is the pie chart, which shows the percentage breakup of monthly Income of person B. Income = Expenditure (bill+house rent+education+clothing+food)+ Saving

Note: Consider person B don’t have any other expenditure.

Q1. If ratio of expenditure of person D on food and clothing is 8 : 7 and expenditure of D on clothing is 16⅔% more than the expenditure of B on clothing then what is the sum of expenditure of person D on food and clothing together ?

(a) 10500
(b) 8700
(c) 12000
(d) 14000
(e) 12500

Q4. If saving of A, B, C, D, E and F are in the ratio 1 : 2 : 1 : 3 : 2 : 1 then what is the average of their income ?

(a) 30520
(b) 70252.33
(c) 28333.33
(d) 27089.33
(e) 28166.66

Q5. Expenditure of person E on bill is equal to the expenditure of B on bills. If Income of B is decreased by 17½% then expenditure on bill for person E is changed by what percent?

(a) 20%
(b) 165
(c) 12.5%
(d) 17.5%
(e) 8.5%

Directions (6-10): The following questions are accompanied by three statements (A) or (I), (B) or (II), and (C) or (III). You have to determine which statement(s) is/are sufficient/necessary to answer the questions.

Q6. The ratio of the ages of Javed and Akhtar is 6 :11. Find out the ratio of their ages 5 years ago.

A. The difference of their ages is 25 years.
B. The difference of their ages after 5 years will be 25 years.
C. The sum of their ages is 85 years.

(a) Only A and C together are sufficient
(b) Anyone of A, B and C is sufficient
(c) Only A and B together are sufficient
(d) Any two of A, B and C are sufficient
(e) All together are necessary

Q7. What is the cost of painting the two adjacent walls of a hall which has no windows or doors?

I. The area of the base of hall is 24 sq metres.
II. The breadth, length and the height of the hall are in the ratio of 4 : 6 : 5.
III. Area of one wall is 30 square metres.

(a) Only I
(b) Only II
(c) Only III
(d) Either I or III
(e) Data inadequate

Q8. 8 men and 6 women can complete a piece of work in 21 days. How many days will it take for 12 men and 9 women to complete the same work?

A. 6 men can complete the work in 42 days.
B. 7 women can complete the work in 63 days.
C. The amount of work done by a woman is four sevenths of the work done by a man in one day.

(a) Any two of them
(b) Any of them
(c) Only C
(d) Either A or B only
(e) No need of any information

Q9. A train crosses another train in 10 sec. Find out the lengths of the trains.

A. Ratio between the lengths the of second and first train is 4 : 5.
B. Ratio between the speed of first and second trains is 1 : 2.
C. The speed of first train is 36 km/hr.

(a) Only A and B together
(b) Only B and C together
(c) Only A and C together
(d) Questions can’t be answered even after using all the information
(e) None of these

Q10. A customer is given two successive discounts on an article. Find the second discount.

A. The selling price of the article is given.
B. The first discount % is 30% of the second discount %.
C. The marked price of the article is given.

(a) A and B are sufficient
(b) B and C are sufficient
(c) All together are necessary
(d) All even together are not sufficient
(e) Either A and B or B and C together are sufficient

Q11. Sourav purchased 30 kg of rice at the rate of Rs. 10 per kg and 35 kg at the rate of Rs. 11 per kg. He mixed the two. At what price per kg (in Rs.) should he sell the mixture to make a 30% profit in the transaction?

(a) 12.5
(b) 13
(c) 13.7
(d) 14.25
(e) 14.7

Q13. A man ordered 4 pairs of black socks and some pairs of brown socks. The price of a black socks is double that of a brown pair. While preparing the bill the clerk interchanged the number of black and brown pairs by mistake which increased the bill by 50%. The ratio of the number of black and brown pairs of socks in the original order was :

(a) 2 : 1
(b) 1 : 4
(c) 1 : 2
(d) 4 : 1
(e) 4:3

Q14. The length, breadth and height of a room are X, Y and Z feet respectively. The cost of whitewashing the four walls of this room is Rs. 2500. Find the cost of preparing another room whose length, breadth and height are double that of the previous room.

(a) 5000
(b) 12,500
(c) 10,000
(d) 20,000
(e) 15000

Q15. A contractor undertakes to built a walls in 50 days. He employs 50 peoples for the same. However after 25 days he finds that only 40% of the work is complete. How many more man need to be employed to completed to complete the work in time?

(a) 25
(b) 30
(c) 35
(d) 20
(e) 40

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Solutions