70. Machine Shop Calculations A steel plate has the form of one fourth of a circle with a radius of 60 cen-
timeters. Two 2-centimeter holes are to be drilled in
the plate positioned as shown in the figure. Find the
coordinates of the center of each hole.

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.