IBPS RRB PO/Clerk Mains Quantitative Aptitude Quiz: 29th August 2019

IBPS RRB PO/Clerk Quantitative Quiz

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Directions (1-5): The following questions are accompanied by three statements A, B, and C. You have to determine which statement(s) is/are necessary/sufficient to answer the question.

Q1. What will be the average of three numbers?

A. The largest number is greater than the smallest by 20.

B. The sum of the largest and smallest number is equal to twice the middle one.

C. The difference of the first two numbers is 10.

(a) Only A and C together

(b) Only B and C together

(d) The question can't be answered even after using all the statements

(e) All statements are required

S1. Ans (d)

Sol.

Q2. What is the cost price of a table?

A. By selling the table at Rs. 600 instead of Rs. 500, loss percent decreases by 10%.

B. When the cost price of the table increases by 10% and then decreases by 10%, it reduces by Rs. 10.

C. By selling the table and a chair for Rs. 1500 a net profit of 25% is made.

(a) Only A or B alone

(b) Only B or C alone

(d) Any two of them together

(e) Either B alone or A and C together are sufficient

S2. Ans (a)

Sol.

Q3. A bag contains balls of three different colours i.e., red, yellow and green. 3 balls are drawn randomly. What is the probability that the balls drawn are of three different colours?

A. The no. of yellow balls is two more than the no. of red balls.

B. The sum of the no. of yellow and green balls is three times the no. of red balls.

C. The ratio of the no. of red balls to that of green balls is 3 : 4.

(a) A and either B or C

(b) Any two of them

(d) Question can't be answered even after using all the information

(e) All statements are required

S3. Ans (e)

Sol.

Q4. A boat takes 2 hours to travel from point A to B in still water. To find out speed in upstream, which of the following information is/are required?

A. Distance between point A and B.

B. Time taken to travel downstream from B to A.

C. Speed of the stream of water.

(a) All are required

(b) Any one pair from A and B, B and C or C and A is sufficient.

(d) Only A and C

(e) None of these

S4. Ans (d)

Sol.

Q5. What is the perimeter of a rectangular garden?

I. The area of the garden is 2400 sq.metres.

II. The diagonal of the garden is 50 metres.

III. The ratio between the length and the breadth of the garden is 3 : 2.

(a) All I, II and III together are required

(b) Any two of I, II and III are sufficient

(d) Only II and III are required

(e) None of these

S5. Ans (b)

Sol.

Q6. The length of room is

times its breadth. The cost of carpeting it at Rs. 150 per sq metres is Rs. 14400 and the cost of white washing the four walls at Rs. 5 per sq metre is Rs. 625. Find the length, breadth and height of the room.

S6. Ans. (a)

Sol.

Q7. A train 75 metres long overtook a person who was walking at the rate of 6 km an hour in the same direction and passed him in

seconds. Subsequently it overtook a second person walking in same direction and passed him in

seconds. At what rate was the second person travelling?

(a) 1 km/hr

(b) 2 km/hr

(d) 4 km/hr

(e) 5 km/hr

S7. Ans. (b)

Sol.

Q8. 25% of the employees of department A and 16% of the employees of department B took part in a function. Participants from department A were 500 in number but 252 employees of department B did not take part in the function. Find the total no. of employees in A and B.

(a)2200

(b)2300

(d)2500

(e)2400

S8. Ans.(b)

Sol.

Q9. The compound interest on a certain sum of money at a certain rate per annum for two years is Rs. 2,050, and the simple interest on the same amount of money at the same rate for 3 years is Rs. 3000. Then the sum of money is :

(a) Rs. 20,000

(b) Rs. 18,000

(d) Rs. 25,000

(e) Rs. 15,000

S9. Ans.(a)

Sol.

Q10. A manufacturer fixes his selling price at 33% over the cost of production. If cost of production goes up by 12% and manufacturer raises his selling price by 10%, his percentage profit after increase in prices is :