## Quantitative Reasoning – Practice – Percentages – Simplify questions using variable or work backwards from options!!!

PSA_LEVEL-UP_QNR28. The mass of two pieces of brasses is 60 kg. The first piece contains 10 kg of pure copper and the second 8 kg of pure copper. What is the percentage of copper in the first piece of brass… Continue Reading

## Quantitative Reasoning – Practice – Time and Work – Find out if you could solve without solving!!!

PSA_LEVEL-UP_QNR27. Two grain thrashers managed to thrash the gathered wheat in 4 days. If one of them thrashed half the wheat and subsequently the other thrashed the other half, they would complete the job in 9 days. How many days… Continue Reading

## Quantitative Reasoning – Practice – Permutation and Combination – Find the sum of the rightmost digit!!!

PSA_LEVEL-UP_QNR26. Let S be the set of five-digit numbers formed by the digits 1,2,3,4 and 5, using each digit exactly once such that exactly two odd positions are occupied by odd digits. What is the sum of the digits in… Continue Reading

## Quantitative Reasoning – Practice – Simple interest question – Solve without using any simple interest formulae!!!

PSA_LEVEL-UP_QNR25. An amount of Rs. 1,00,000 is invested in two types of shares. The first yields an interest of 9% p.a. and the second , 11% p.a. (assume S.I.). If the total interest at end of one year is 9¾… Continue Reading

## Quantitative Reasoning – Practice – Simple interest question – Calculation Intensive or Otherwise!!!

PSA_LEVEL-UP_QNR24. Divide Rs 2379 into 3 parts so that their amounts after 2,3 and 4 years respectively may be equal, the rate of interest being 5% per annum at simple interest. The first part is: a) Rs. 759 b) Rs.… Continue Reading

## Quantitative Reasoning – Practice – Simple Interest or Compound Interest!!!

PSA_LEVEL-UP_QNR23. Ramesh needed to invest Rs 20,000. After talking to his father he got two options: invest in (a) Bank FDHC at the rate of 12% SI for 3 years and (b) bank CICI at the rate of 10% compound interest… Continue Reading

## Quantitative Reasoning – Practice – Try this Simple Interest Question!!!

PSA_LEVEL-UP_QNR22. A principal of Rs. 6,000 amounts to Rs. 7,560 at the end of 2 years. Assume it is a case of simple interest, how much will Rs. 8000 amount be at the same rate? (A)9,080 (B)10,040 (C)10,080 (D)12,040

## Quantitative Reasoning – Practice – How can average remain same if 5 people join or 5 people leave!!!

PSA_LEVEL-UP_QNR21. The average weight of N boys in a group is 30 kg. If 5 boys with an average weight of 12 kg join the group, the average weight would be the same as if 5 boys with an average… Continue Reading

## Quantitative Reasoning – Practice – Inlet and Outlet pipes of a tank!!!

PSA_LEVEL-UP_QNR20 . A tank has 3 inlets A,B and C and  1 outlet D. C fills the tank in one-fourth the time taken by A to fill the tank completely and in half the time taken by B to fill… Continue Reading

## Geometry – Practice – Circles and the perimeter of triangle!!!

PSA_LEVEL-UP_QNR19. In the figure below, the radii of the circles with centres at A and B are 5 cm and 3 cm respectively. If ∠FAG = ∠DBC = 90°. What is the perimeter of ΔCEG? (i) 38.63 cm (ii) 30.14… Continue Reading

## Quantitative Reasoning – Practice – What can you learn from this question!

PSA_LEVEL-UP_QNR18.Two consecutive numbers are removed from the progression 1,2,3, … , n. The arithmetic mean of the remaining numbers is 26¼. What is the value of n ? A. 60 B. 81 C. 50 D. Cannot be determined

## Quantitative Reasoning – Practice – Together you can finish it quicker!

PSA_LEVEL-UP_QNR17. A and B can do a job in 20 and 30 days respectively. If  both of them work on the job together, when would they finish 75% of it? 1) 8 days 2) 9 days 3)10 days 4) 12… Continue Reading

## Quantitative Reasoning – Practice – Find out the unit’s digit of the expression!

PSA_LEVEL-UP_QNR16. What is the digit at unit’s place of 7777^3333 – 3333^7777? A) 6 B) 8 C) 4 D) 0