Quantitative aptitude bits

• The area of a sector of a circle of radius 5cm, formed by an are of length 3.5cm is

  8.75 cm²

• A solid metallic cone of height 10cm, radius of base 20cm is melted to make spherical balls each of 4cm diameter. How many such balls can be made?

  125

• 5 men can do a piece of work in 6 days while 10 women can do it in 5 days. how many days can 5 women and 3 men do it?

  4

• What must be subtracted from the term of ratio 5:8 to get 2:5?

  3

• By selling 21 articles a shop keepar gains the selling price of one article this gain percentage is

  5%

• A single discount that is equivalent to three successive discount of 30%,20% and 10% is

  49.60%

• A certain sum of money amounts of Rs.1488 in three years and to Rs.1680 in five years. The annual rate of interest is

  8%

• Find the smallest number which when divided by 6,10 and respectively leaves 5 as remainder in each case?

  35

• The sum of two numbers is 528 and their H.C.F. is 33. The number of pairs of such numbers satisfying the above condition is:

  4

• The least number of five digits which is exactly divisible by 12,15 and 18 is:

  10080