Quantitative Aptitude - Arithmetic Ability Questions

What is the least number of complete years in which a sum of money put out at 40% annual compound interest will be more than trebled?

Find the L.C.M of 4/5, 2/3 and 5/7.

When a discount of 20% is given on a lunch buffet, the profit is 42%. If the discount is 15%, then the profit is

Rahul nd Raghav are 110 km apart from each other and they started horse-riding towards each other at same time at a speed of 20 kmph and 24 kmph. After how many hours of riding will they be a distance of 22 km?

There were 35 studentsina hostel.Ifthenumber of studentsbe increased by 7, the expenditure on food increases by Rs 42 per day while the average expenditure of studentsis reduced by Rs 1. What was the initial expenditure on food per day?

PQRS is a cyclic quadrilateral and PQ is the diameter of the circle. If ∠RPQ = 38°, then what is the value (in degrees) of ∠PSR?

Bunty had candies and chewing gums in his sweet box in the ratio 7 : 13. After he has eaten 8 candies and 11 chewing gums the ratio became 1 : 2. How many candies does he have now?

Sum of twice a fraction and its reciprocal is 17/6. What is the fraction?