An engineer makes different-size samples of new material. The table shows volumes and the related masses. What would be the mass of 100 cubics centimeters of the material? Of 500 cubics centimeters of the material? Use a pencil and paper. Explain how you can use mental math to find the answer.

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18