In a class, 60% of the students are girls and the rest are boys. There are 30 more girls than boys. If 68% of the students, including 30 boys, pass an examination, the percentage of the girls who do not pass is _____

If $(5.55)^x = (0.555)^y = 1000$, then the value of $\dfrac{1}{x} - \dfrac{1}{y}$ is

With rectangular axes of coordinates, the number of paths from $(1,1)$ to $(8,10)$ via $(4,6)$, where each step from any point $(x,y)$ is either to $(x, y+1)$ or to $(x+1, y)$ is _____

A club has 256 members of whom 144 can play football, 123 can play tennis, and 132 can play cricket. Moreover, 58 members can play both football and tennis, 25 can play both cricket and tennis, while 63 can play both football and cricket. If every member can play at least one game, then the number of members who can play only tennis is

In a circle of radius 11 cm, $CD$ is a diameter and $AB$ is a chord of length 20.5 cm. If $AB$ and $CD$ intersect at a point $E$ inside the circle and $CE$ has length 7 cm, then the difference of the lengths of $BE$ and $AE$, in cm, is

Meena scores 40% in an examination and after review, even though her score is increased by 50%, she fails by 35 marks. If her post-review score is increased by 20%, she will have 7 marks more than the passing score. The percentage score needed for passing the examination is

Corners are cut off from an equilateral triangle $T$ to produce a regular hexagon $H$. Then, the ratio of the area of $H$ to the area of $T$ is

Let $T$ be the triangle formed by the straight line $3x + 5y - 45 = 0$ and the coordinate axes. Let the circumcircle of $T$ have radius of length $L$, measured in the same unit as the coordinate axes. Then, the integer closest to $L$ is _____

For any positive integer $n$, let $f(n) = n(n+1)$ if $n$ is even, and $f(n) = n+3$ if $n$ is odd. If $m$ is a positive integer such that $8f(m+1) - f(m) = 2$, then $m$ equals _____

If the population of a town is $p$ in the beginning of any year then it becomes $3 + 2p$ in the beginning of the next year. If the population in the beginning of 2019 is 1000, then the population in the beginning of 2034 will be