Quantitative Aptitude - Arithmetic Ability Questions

Sum of four consecutive odd numbers is 208. Find the largest number.

P can complete a work in 15 days and Q in 24 days. They began the work together, but Q left the work 2 days before its completion. In how manydays, was the work completed?

If cosC + cosD = x, then value of x is

What is the average of first 7 multiples of 7?

If the least common multiple of two numbers, 1728 and K is 5184, then how many values of K are possible?

If in 3 years at simple interest the principal increases by 15%. What will be the approximate compound interest earned (in Rs lakhs) on Rs 15 lakhs in 3 years at the same rate?

Rahul's age is three times the age of Sumit. If Rahul is 15 years old presently, determine the age (in years) of Sumit after 12 years.

2 is what percent of 50?