Quantitative Aptitude - Arithmetic Ability Questions

In Δ ABC, the median AD is 7 cm and CB is 14 cm, measure of ∠CAB is

Value of (cos 53° - sin 37°) is

Which of the following numbers will have an irrational square root?

A sum fetched a total simple interest of Rs.5,400 at the rate of 12.5 %/yr in 4 years. What is the sum (in Rs)?

A man bought 25 crates of oranges for Rs. 10,000. He lost 5 crates. In order to earn a total profit of 25% of the total cost, he would have to sell each of the remaining crates at

Raman can do a work in 5 days, Jatin can do the same work in 7 days and Sachin can do the same work in 9 days. If they do the same work together and they are paid Rs 2860, then what is the share (in Rs) of Raman?

Amar is 2 times as good a workman as Badal and therefore is able to finish a job in 15 days less than Badal. In how many days can they together complete the job?

If a3 + b3 = 28 and a + b = 4, then what is the value of ab?