There are 31 fish in a tank. The fish are either orange or red. there are 17 more orange fish. How many fish are orange? How many fish are red? Define the variables, write and solve the system of linear equations.

A curtain machine must be between 2.73 and 3.55 inches which is greater than 2.73 and 3.55

Factorise:x²+30x+216

A study of king penguins looked for a relationship between how deep the penguins dive to seek food and how long they stay underwater. For all but the shallowest dives, there is a linear relationship that is different for different penguins.

Type the expression that results from the following series of steps: Start with t times by 5.

What is the value of the 9 in 0.389

What would happen if two quantities in a ratio had different units? How would you simplify it?

815 gallons of gas cost $32. How many gallons of gas can Mike buy for $20?

What does Pythagoras' famous theorem involve?

How many times dose six go into one hundred

X⁴+1/x⁴=47, find the value of x³+1/x³