Quantitative Aptitude - Arithmetic Ability Questions

When 0.363636.....is converted into a fraction, then the result is _____.

If 4x - 5y = -37 and 7x + y = -16, then x - y = ______

If cosec∅+sin∅cosec∅-sin∅=53 then the value of sin∅is equal to

The simple and compound interest that can be earned in two years at the same rate is Rs 1500 and Rs 1575 respectively. What is the rate (% per annum) of interest?

What is the average of all the one digit, two digit and three digit natural numbers?

The total surface area of a cuboid is 376 sq cm. Find its volume if its length and breadth are 10 cm and 8 cm respectively?

Among three numbers , second is twice the first and also thrice the third . If the average of the three numbers is 33 , then the largest number is

For triangle PQR, what is the equation of altitude PS if co­ordinates of P, Q and R are (5,1), (0,­4) and (­2,3) respectively?