Quantitative Aptitude - Arithmetic Ability Questions

ΔABC is right angled at B. If m ∠A = 60°, then what is the value of 1/√3 Cosec C?

A bag contains coins of denominations Rs.1, Rs.5 and Rs.10. Assuming there are equal number of Rs.1, Rs.5 and Rs.10, what will be the total number of coins in the bag be if the total money is Rs. 368?

Divide Rs. 368 in the ratio 1:5:8:9. The rupees in the respective ratios are given by

A cricketer, whose bowling average was 12.4 runs/wicket takes 5 wickets for 22 runs in a match, thereby decreases his average by 0.4. The number of wickets, taken by him before this match was:

If 15 persons can do a job in 30 days, then 30 persons with twice the efficiency can do the same job in how many days?

Five men or ten women can complete a job in 20 days. In how many days can 3 men and 4 women complete it?

A right circular cylinder is partially filled with water. Two iron spherical balls are completely immersed in the water so that the height of the water in the cylinder rises by 4 cm. If the radius of one ball is half of the other and the diameter of the cylinder is 18 cm, then the radii of the spherical balls are

The average of 5 members of a family is 24 years. If the youngest member is 8 years old, then what was the average age (in years) of the family at the time of the birth of the youngest member?