Quantitative Aptitude - Arithmetic Ability Questions

If A's salary is 40% less than that of B, then how much percent is B's salary more than that of A?

15% of a number, when added to 30% of another, gives 24% of the sum of the two numbers. The bigger number is 4 more than the smaller one. What are the numbers?

A shopkeeper earns a profit of 15% after selling a book at 20% discount on the printed price . The ratio of the cost price and printed price of the book is

What is the value of [12/(√5 + √3)] + [18/(√5 – √3)]?

A's income is Rs 140 more than B's income and C's income is Rs 80 more than D's. If the ratio of A's and C's income is 2:3 and the ratio of B's and D's income is 1:2, then the incomes of A, B, C and D are respectively

18 buckets of water fill a tank when the capacity of each bucket is 8 litres. How many buckets will be needed to fill the same tank, if the capacity of the bucket is 12 litres?

The sum of twice a number and thrice its reciprocal is 25/2. What is the number?

What would be the smaller of the two angles formed by the hour hand and the minute hand at 3:47 p.m?