Quantitative Aptitude - Arithmetic Ability Questions

Which one is the largest among the fractions (5/113), (7/120), (13/145) and (17/160)?

A missile travels at 1278 km/h. How many metres does it travel in one second?

If the number 583_437 is completely divisible by 9, then the smallest whole number in the place of the blank digit will be

If the equation 4x + 3y + 5 = 0 and 6x - ky - 7 = 0 have no solution, then the value of k is

What is the value of (cot30°+ 2/√3) ?

By increasing the price of entry ticket to a fair in the ratio 13:16, the number of visitors to the fair has decreased in the ratio 11:9. In what ratio has the total collection increased or decreased?

A's income is 25% more than B's income. B's income is what percent of A's income?

Two men standing on same side of a pillar 75 metre high, observe the angles of elevation of the top of the pillar to be 30° and 60° respectively the distance between two men is