Quantitative Aptitude - Arithmetic Ability Questions

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

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

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

The distance between the points (7,7) and (k,-5) is 13. Find k?

x and y are two numbers such that their mean proportion is 8 and third proportion is 512. What is the value of x and y?

Ramu can row 9 kmph in still water. It takes him twice as long to row up as to row down. Find the rate of stream.

If a + b = 4 and ab = -5, then what is the value of a3 + b3?

If 'Q ' means ' +', 'J ' means ' X',T ' ' means '- ' and 'K ' means '÷ ', then what is the value of18K3Q7J ?

How many natural numbers are there between 1000 to 2000, which when divided by 341 leaves remainder 5?