Quantitative Aptitude
What is the compound interest on a sum of 8000 at the rate of 5% per annum coupounded quarterly for 3 months?
A bag contains ₹5 and ₹10 coins for a total of 40 coins and a total amount of ₹310. What is the difference between the amount made up of all ₹10 coins and the amount made up of all ₹5 coins?
What is the value of \(5 + [12 + 3 \times \{5 + (6 \times 3 - 5)\}]\)
The simple interest on a sum at 3% p.a in 3 years is ₹315. What is the compound interest on the same smn at 4% p.a in 2 years, interest compounded yearly?
In an office with 40 officers, the average salaries of class-A, class-B and class-C officers are ₹600, ₹750 and ₹1,000 a day, respectively. The numbers of class-A, class-B and class-C officers in the office are in the ratio 5 : 4 : 1, respectively. Find the monthly average salary (in ₹) of an officer, all the 40 of them taken together. [ Assume the number of days in a month to be 30.]
The volume of a cuboid is 3300cm3 . The sum of the length and the breadth of the cuboid is 3 7 cm. If the difference between the length and the breadth of the cu boid is 13 cm, then what is the height of the cuboid?
Find the height of a right pyramid if its base is a square of side 80 cm and the volume of the pyramid is 16000 cm3