Quantitative Aptitude - Arithmetic Ability Questions

Two numbers are in the ratio of 15 : 11. If their HCF is 13, then the greater number is?

ABCDEF is a regular hexagon of side 12 cm. What is the area (in cm2) of the triangle ECD?

A spherical lead ball of radius 6 cm is melted and small lead balls of radius 3 mm are made. The total number of possible small lead balls is

A miner sells a diamond to a trader at a profit of 40% and the trader sells it to a customer at a profit of 25%. If the customer pays Rs 56 lakhs to buy the diamond, what had it cost the miner (in Rs lakhs)?

Find the square root of 1485961

What is (x-y)3+y-23+z-x33x-yy-zz-x =?

If √3 = 1.732, then the value of 9+233?

If O is the orthocentre of a triangle ABC and ∠BOC = 100°, the measure of ∠BAC is