Quantitative Aptitude - Arithmetic Ability Questions

614% of 1600 + 1212% of 800 is equal to

What is the value of 53% of 7400?

If on an item there is 12% discount on the marked price of Rs 10,000 but the item is sold at Rs 8,360 only then what additional discount (in %) did the customer get?

What is the value of [(sin 7x – sin 5x)÷(cos 7x + cos 5x)] – [(cos 6x – cos 4x)÷(sin 6x + sin 4x)]?

A sum of Rs. 3000 amounts to Rs. 6000 in two years at compound interest. The interest for four years is

A car travels from A to B with 40 Km/h and returns from B to A with 60 Km/h. Its average speed during the whole journey is

Bipul is 16 years younger than Saibal. 12 years hence, Saibal's age will be 1.5 times that of Bipul. Saibal is now ___ years old.

What is the simplified value of cosec6A – cot6A – 3 cosec2A cot2A?