Quant Quiz – Mixed Problems – 7

Hello and welcome to exampundit. Here is a set of Quantitative Aptitude Quiz based on mixed problems.

  1. Sonika invested an amount of ₹ 5800 for 2 years. At what rate of compound interest will she get an amount of ₹ 594.50 at the end of two years?

(a) 5 pcpa

(b) 4 pcpa

(c) 6 pcpa

(d) 8 pcpa

(e) None of these

Answer

Option: A

Explanation:

 

 

 

 

 

 

 

 

  1. Sri Ganesh bought 40 kgs of wheat at ₹ 12.50 per kg and 25 kgs of it at ₹ 15.10 per kg. He mixed them together. At what rate should he sell the mixture to earn 10% profit?

(a) ₹ 13.50

(b) ₹ 13.25

(c) ₹ 14.75

(d) ₹ 14.85

(e) None of these

Answer

Option: D

Explanation:

 

 

 

 

 

 

 

  1. A team of 5 children is to be selected out of 4 girls and 5 boys such that it contains at least 2 girls. In how many different ways the selection can be made?

(a) 105

(b) 60

(c) 100

(d) 120

(e) None of these

Answer

Option: A

Explanation:

 

 

 

 

 

 

 

 

 

 

  1. Suresh invested a sum of ₹ 15000 at 9 per cent per annum simple interest and ₹ 12000 at 8 per cent per annum compound interest for a period of 2 years. What amount of interest did Suresh earn in 2 years?

(a) ₹ 4096.60

(b) ₹ 4696.80

(c) ₹ 4896.60

(d) ₹ 4698.60

(e) None of these

Answer

Option: B

Explanation:

 

 

 

 

 

 

 

  1. A, B and C started a business with investment in the ratio 5 : 6 : 8 respectively. After one year C withdrew 50% of his capital and A increased his capital by 60% of his investment. After two years in what ratio should the earned profit be distributed among A, B and C respectively?

(a) 2 : 3 : 3

(b) 4 : 3 : 2

(c) 13 : 12 : 12

(d) Cannot be determined

(e) None of these

Answer

Option: C

Explanation:

 

 

 

 

 

 

 

 

  1. 4 boys and three girls are to be seated in a row in such a way that no two boys sit adjacent to each other. In how many different ways can it be done?

(a) 5040

(b) 30

(c) 144

(d) 72

(e) None of these

Answer

Option: C

Explanation:

 

 

 

 

 

 

  1. Mr. ‘X’ invested certain amounts in two different schemes ‘A’ & ‘B’. Scheme ‘A’ offers simple interest at 12 p.c.a. and Scheme ‘B’ offers compound interest at 10 p.c.p.a. Interest accrued on the amount invested in Scheme A in 2 years was ₹ 3600 and the total amount invested was ₹ 35.000. What was interest accrued on the amount invested in Scheme ‘B’?

(a) ₹ 4,800

(b) ₹ 4,200

(c) ₹ 4,000

(d) Cannot be determined

(e) None of these

Answer

Option: B

Explanation:

 

 

 

 

 

 

 

  1. 12 men take 36 days to do a work while 12 women complete ¾th of the same work in 36 days. In how many days 10 men and 8 women together will complete the same work?

(a) 6

(b) 27

(c) 12

(d) Data inadequate

(e) None of these

Answer

Option: B

Explanation:

 

 

 

 

 

 

 

 

 

  1. A grocer purchased 2 kg. of rice at the rate of ₹ 15 per kg. and 3 kg. of rice at the rate of ₹ 13 per kg. At what price per kg. should he sell the mixture to earn 33 1/3 % profit on the cost price?

(a) ₹ 28.00

(b) ₹ 20.00

(c) ₹ 18.40

(d) ₹ 17.40

(e) None of these

Answer

Option: C

Explanation:

 

 

 

 

 

 

 

 

  1. A boat takes 6 hours to travel from place M to N downstream and back from N to M upstream. If the speed of the boat in still water is 4 km./hr., what is the distance between the two places?

(a) 8 kms.

(b) 12 kms.

(c) 6 kms.

(d) Data inadequate

(e) None of these

Answer

Option: D

Explanation: