Quantitative Aptitude - Arithmetic Ability Questions

The price of an article is cut by 31%, to restore to its original value, the new price must be increased by

Select the odd word/letters/number/number pair from the given alternatives.

The value of x for which the expressions 5x + 17 and 17x - 5 become equal is _____.

The average height of 50 bats is 126 cm. Some bats of average height 120 cm are removed. If the new average height is 130 cm, then how many bats are remaining?

What is the distance between the points (11,-5) and (-1,0)?

To cover a distance of 144 km in 3.2 hours what should be the average speed of the car in meters/second?

Mother can bake 20 cakes in 4 hours, Mother and Dadima together can bake 60 cakes in 10 hours. How many cakes Dadima can bake in 30 hours?

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

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