To make cinnamon raisin cookies, the recipe calls for 2 cups of sugar to 1 cups of raisins.
a) find the unit rate of cups of sugar to raisins, using fractions. no decimal work will be accepted.

Name the quadrilaterals that have four equal sides.

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.

Afactory buys 10% of its components from suppliers b and the rest from supplier c. it is known that 6% of the components it buys are faulty. of the components brought from suppliers a,9% are faulty and of the components bought from suppliers b, 3% are faulty. find the percentage of components bought from supplier c that are faulty.