485 = ? tens + 5 units

How many litres of pure antifreeze should be added to 5 litres of 30% antifreeze solution to create a 65% antifreeze solution?

60% of an audience are over the age of 60. Write the ratio of people under the age of 60 to the people over the age of 60. Write your answer in the form 1:n

Solve for x: three halves plus one half times x equals two x

The equation 4x - 45 = y is used to find your profit, y, in dollars from buying $45 of supplies and washing cars for $4 each. What does the x stand for?

A pump fills a pool at the rate of 20 cubic meters in an hour. If each cubic meter of water costs $10, how many minutes will the pump work to use up $300?

Big star cinemas sells movie tickets online. for each online order you must pay a $2 processing fee. each ticket is $10. create a table and graph to represent the linear data.

Ax+3 = 7 - bx what is x expressed in terms of a and b

4^1/2 equals 2. Why? Show steps and explain

What is 8.03x10^-8 in Standard form

How to use the distributive property to express 30 and 75