SSC CHSL 2016 (Tier-I) Question Paper (20-Mar-2018) ( Shift 2)

The chord of a circle is $10\text{cm}$ in length and at a distance of $\frac{10}{\sqrt{3}}\text{cm}$ from the centre. Calculate the angle subtended by the chord at the centre of the circle.

The length of a rectangular plot is increased by $60\%$. By how much percentage should its breadth be decreased so that the total area remains the same?

The sum of two numbers is $80$ and their difference is $8$. What is the ratio of the two numbers?

In what ratio must a mixture of $40\%$ acid be mixed with that of $60\%$ acid to get a mixture of $49\%$ acid?

If the average of $46,x,30,36,59,82,68,$ and $94$ is $56.5$, then what is the value of $x$?