Quantitative Aptitude - Arithmetic Ability Questions

If C + 1C = 3, then what is the value of C-37+1C7?

The difference between the compound interest compounding half yearly for 1 year and the simple interest for 1 year on a certain sum of money lent out at 8% per annum is Rs 64. What is the sum (in Rs)?

O is the orthocentre of∆ABC, and if ∠BOC = 110° then ∠BAC will be

30 men can do a piece of work in 16 days working 8 hrs a day. How many men are needed to complete another work, which is twice the first one, in 10 days working 12 hrs a day?

The following are the steps involved in solving the above problem. Arrange them in sequential order.

If a + b + c = 0 , then the value of a3 + b3+ c3 is

If a1-2a+b1-2b+c1-2c = 12, then 11-2a+11-2b+11-2c value is

If a - b = 2 and ab = 15, then what is the value of a3- b3?

What is the value of 5.6x0.36+0.42x3.20.8 x 2.1 ?