Recently published items - Numbas at mathcentre.ac.uk

Percentage bij deel van een geheel

Question by Johan Maertens

This question asks you to work out one value as a percentage of another. You are expected to do these without the help of a calculator.

Published on CC BY-NC-SA

Random strings with randexp

Question by

Christian Lawson-Perfect

The function randexp, provided by an extension, generates a random string matching the given regular expression.

Published on CC BY

Block sliding along a slope (static friction defines force)

Question by Tom Stallard

A static block of given mass is sits on a flat plane with defined static and kinetic friction values. It is pushed with enough force to start it moving - calculate the speed of the block after a given distance.

Published on CC BY

Add two fractions with the same denominator

Question by Anthony Brown

This question tests a student's ability to add two fractions with the same denominator.

Published on CC BY

Plotting a point on a graph

Question by Anthony Brown

This question allows you to practice plotting points on graphs.

Published on CC BY

Resolve a force into $x$ and $y$ components

Question by Xiaodan Leng and 2 others

Find the $x$ and $y$ components of a force which is applied at an angle to a particle. Resolve using $F \cos \theta$. The force acts in the positive $x$ and positive $y$ direction.

Published on CC BY