Quantitative Aptitude - Arithmetic Ability Questions

What is the least number that should be added to the product 11 x 12 x 13 x 14 to make it a perfect square?

The average salary of all workers in a workshop is Rs.12000. The average salary of 7 technicians is Rs.15000 and the average salary of the rest is Rs.9000. The total number of workers in the workshop is

Select the odd word from the given alternatives.

In the given questions, two equations numbered I and II are given. Solve both the equation and mark the appropriate answer.

$$\begin{gathered} I. x2–5x –24 = 0 \\ II. 2y2+ 19y + 35 = 0 \end{gathered}$$

Two students appeared for an examination. One of them secured 16 marks more than the other and his marks were 75% of the sum of their marks. The marks obtained by them are

What is the area (in sq cm) of a rectangle if its diagonal is 26 cm and one of its sides is 10 cm?

How many numbers are there from 300 to 700 which are divisible by 2, 3 and 7?

A 1.6 m tall observer is 45 meters away from a tower. The angle of elevation from his eye to the top of the tower is 30°, then the height of the tower in meters is