(1+cotθ−cosecθ)(1+tanθ+secθ ) is equal to
The effective annual rate of interest corresponding to a nominal rate of 6% per annum payable half-yearly is:
Two numbers are such that the ratio between them is 3:5. If each is increased by 4, the ratio becomes 4:7. The larger number is:
A car travelling with 5/7 of its actual speed covers 42 km in 1 hour 40 minutes 48 seconds. Find the actual speed of the car.
Pushpa is twice as old as Rita was two years ago. If the difference between their ages is 2 years, how old is Pushpa today?
The circumferences of two circles are 264 meters and 352 meters. Find the difference between the areas of the larger and the smaller circles.
The difference between a two-digit number and the number obtained by exchanging the digits of the number is always divisible by which of the following?
The average age of a family of 6 members is 22 years. If the age of the youngest member is 7 years, what was the average age of the family at the birth of the youngest member?
Guddi’s swimming speed in still water to the speed of river is 7:1. She swims 4.2 km up the river in just 14 min. How much time will Guddi take to swim 18.4 km down the river?