The perimeter of a rectangle is 80cm. it's width is 4 cm what's the length of the rectangle

How do you change 15/4 into a decimal

2. Write the ratios for sin X and cos X. W 119

Question 6 (multiple choice) Janine and Wesley sell office chairs. Janine earns a base salary of $2800 a month, plus $100 for each chair she sells. Wesley earns a base salary of $2400 a month, plus $125 for each chair he sells.

Determine the number of moles of compound in each of the following compounds? 4.50g H2O 471.6g Ba (OH) 2 129.68g Fe3 (PO4) 2

Chantelle has signed up for hockey. Her parents set a limit of 400$ for the costs for the season. It costs 250$ to sign up plus 5$ for each ice-time. What is the maximum number of ice-times that Chantelle can go to

The length of a rectangle is 12 in. more than its width. The perimeter is 64 in. Calculate the length of the rectangle in inches.

Which transformations could be performed to show that △ABC is similar to △A"B"C"?

The product of nine and a number decreased by seven

For a certain value of k, the system x + y + 3z = 10, -4x + 2y + 5z = 7, kx + z = 3 has no solutions. What is this value of k?

63 is 63% of what number