If P = 3, R = 27, and T = 243, then Q + S = ____
The value of (1/cosθ + 1/cotθ) (1/cosθ − 1/cotθ) is?
If the side of a square is increased by 25%, then its area is increased by:
If A is a two-digit number such that the number 65A170 is divisible by 66, find the value of A.
36 men can complete a piece of work in 18 days. In how many days will 27 men complete the same work?
If a quarter kg of potato costs 60 paise, how many paise will 200 gm cost?
If 2 men or 3 women can reap a field in 40 days, how long will 1 man and 6 women take to reap it?
I walk a certain distance and ride back, taking a total time of 36 minutes. I could walk both ways in 54 minutes. How long would it take me to ride both ways?
Three numbers which are co-prime to each other are such that the product of the first two is 551 and that of the last two is 1073. What is the sum of the three numbers?