Quantitative Aptitude - Arithmetic Ability Questions

What is the value of (2/√3 +tan45° ) ?

If a-b=1 and a3-b3 = 61, then the value of ab will be

If 35% are the passing marks. A student gets 200 marks yet fails by 24 marks. What is the maximum marks?

A sum of Rs 2489 is divided among A, B and C such that if Rs 12, Rs 12 and Rs 5 be diminish from the shares of A, B and C respectively, then theirshares will be in the ratio of 5 : 3 : 4. What is the new share (in Rs) of C?

Cost price of a calculator is Rs 495. If the profit percentage is 40%, then what is the value (in Rs) of profit?

A mason can build a wall in 70 hours. After 7 hours he takes a break. What fraction of the wall is yet to be built?

Mahanath works 2 times as fast as Sahay. If Sahay can complete a job alone in 21 days, then in how many days can they together finish the job?

6.651 -­ (148.6 ­- x ) -­ 57.22 = 6.098. Find x.