Class 9 - Mathematics Mock Tests

Two pipes A and B can fill a cistern in 10 minutes and 15 minutes respectively. If both are opened together, the time taken to fill the cistern is:

A can do a piece of work in 10 days and B can do it in 15 days. If they work together, how many days will they take to complete the work?

The number of ways to arrange the letters of the word "APPLE" is:

The slope of the line y = 3x + 2 is:

The distance between the points (1, 2) and (4, 6) is:

For what value of k are the roots of the quadratic equation kx² - 4x + 1 = 0 real and equal?

The sum of the interior angles of a quadrilateral is:

The volume of the parallelepiped formed by vectors î + ĵ, ĵ + k̂, and k̂ + î is: