Sometimes one value can be expressed as an expression of another value – these are called algebraic formulae.
There are in a year. How many months are there in ?
Annie works for a car cleaning company. She earns per day plus for each car she cleans per day. How much will Annie earn in a day if she cleans cars?
A holiday costs , plus a day. Which formula shows the cost of the holiday, for days?
A company exchanges foreign currency. They offer for each pound. On top of this, they charge a fee of . Which formula shows the cost, , in pounds of purchasing ?
A piece of wood measures . The length, , left over after cutting off is . Calculate the value of if .
To find the area of a triangle, we use the formula , where represents the length of the base and is the height of the triangle.
Use the formula to find if and .
This formula , links:
initial velocity ( )
final velocity ( )
acceleration ( )
time ( )
What is the value of if , and ?
The formula for the area of a rectangle, , which is in length and in width is . What is the value of if ?
The formula for the volume, , of a cuboid is . represents the cuboid's length, is its width and is its height. What is the formula for ?
The formula for the distance a stone falls under the influence of gravity is: , where is the distance, is the gravitational acceleration, and is the time that the stone falls. Write the formula for in terms of and ?