The diameter of a circle is 4 cm. Which equation can be used to find its circumference? C = pi times 2 C = pi times 4 C = StartFraction pi times 4 over 2 EndFraction C = StartFraction pi times 4 over 4 EndFraction

What is a rational number between 9.5 and 9.7

You are on a cycling trip around europe with friends. you check the weather forecast for the first week. these are the temperatures for the week. sun mon tues wed thurs fri sat 16°c 20°c 24°c 28°c 28°c 23°c 15°c what is the mean temperature forecast for the week?

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