Exams

The value of sec2θ + 2tanθcotθ - tan2θ is

'Akash' developed by DRDO is

The pie chart shows the number of seats that each party has in the lower house of the parliament. Study the diagram and answer the following questions.

If parties D, E and F form a coalition they would be still short of how many seats to reach the half way mark?

Two trains are moving in opposite directions with the same speed. If the length of each train is 144 metres and they cross each other in 9 seconds, then what is the speed (in km/hr) of each train?

A sum of Rs 20000 becomes Rs 32000 in 12 years, when invested in a scheme of simple interest. If the same sum is invested in a scheme of compound interest with same yearly interest rate (compounding of interest is done yearly), then what will be the amount (in Rs) after 2 years?

The order of rotational symmetry of a parallelogram is

In a certain code language, '÷' represents '+', '-' represents 'x', '+' represents '÷' and 'x' represents '-'. Find out the answer to the following question.

20 + 5 x 4 ÷ 7 - 2 = ?

Cost price of a cooler is Rs 8400. If the profit percentage is 26%, then what is the selling price (in Rs) of the cooler?