Marcy buys a box containing 5 pizzas at the supermarket. the box of pizzas costs $24.25 and marcy is charged an additional $1.21 in tax. she figures, with the tax, she paid $8.47 for each pizza. estimate the cost of each pizza. is marcy's calculation reasonable?

Igor stravinsky tires sells approximately 3,760,000 car tires and 1,200,000 truck tires each year. about 47,000,000 care tires and 26,000,00 truck tires are sold each year in the united states. what is stravinsky's market share in each of these two markets (cars and trucks)?

In what organelle does photosynthesis take place?

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin