A, B and C can do a work in 6, 12 and 24 days respectively. In what time will they finish the work while working together?

A farmer has 945 cows and 2475 sheep. He farms them into flocks, keeping cows and sheep separate and having the same number of animals in each flock. If these flocks are as large as possible, then the maximum number of animals in each flock and total number of flocks required for the purpose are respectively 

The price of 80 apples is equal to that of 120 oranges. The price of 60 apples and 75 oranges together is Rs. 1320. The Total price of 25 apples and 40 oranges is:

If the circumference of a circle is 4.4 m, then the area of the circle (in m²) is :

What will come in place of question mark(?) in the following number series?
11, 57, 149, 333, 701 (?)

In the given figure AB, BC and CA is a tangent of a circle if BC=6.3 cm and MC=2.7 cm then the Value of BL is                                                                

The average of 21 consecutive natural numbers is 53. What is the value of the smallest of these 21 numbers?

In a town, the population was 8000. In one year, male population increased by 10% and female population increased by 8% but the total population increased by 9% . The number of males in the town was: