The single discount which is equivalent to three successive discounts of 25%, 20% and 10% is-

What is the value of ?

Vivek buys 3 shirts at an average price of Rs. 1250. If he buys 2 more shirts at an average price of Rs. 1450. What will be the average price (in Rs.) of all the 5 shirts he buys?

If , the value of is

The edges of a cuboid are in the ratio 1 : 2: 3 and its surface area is  88 sq.cm. The volume of the cuboid is:

If (a+b) : (b+c) : (c+a) = 7 :6 : 5 and (a+b+c)=27, then what will be the value of .

The average weight of 8 people is increased by 2 kg when a new person comes in place of the person who weighs 50 kg. What is the weight of the newcomer?

If ,then the value of n is: