The x-intercept of the graph of 5x – 4y = 20 is 5x – 4y = 20

For what value of N, the number 34N will be a perfect cube, where 34N is a 3–digit number?

What is the value of

$111 \frac{1}{2}+111 \frac{1}{6}+111 \frac{1}{12}+111 \frac{1}{20}+111 \frac{1}{30} ?$

In an equilateral triangle ABC, BC is trisected at D. Which of the following relations is correct ?

Points A and B are 90 km apart from each other on a highway. A car starts from A and another from B at the same time. If they go in the same direction, they meet after 9 hours and if they go in opposite directions, they meet after $\frac{9}{7}$ hours. The speeds (in km/hr) of A and B are

A printer puts numbers on the pages of a book starting with 1. He uses 3189 digits in all. The number of pages in the book is

Find the equation of a line which passes through the point of intersection of lines x + 2y = 5 and x – 3y = 7 and also passes through the point (0, –1) ml js

If the surface area, volume, height, base-area and perimeter of base of a right prism be S sq. unit, V cubic unit, h unit, A sq. unit and P units respectively then :

A truck covers a distance of 600 metres in 1 minute whereas a bus covers a distance of 32 km in 40 minutes. The ratio of their speeds is