It cost $7.50 to enter a petting zoo. each cup of food to feed the animals is $12.50, how many cups can you buy?

Aresearch study is done to find the average age of all u.s. factory workers. the researchers asked every factory worker in ohio what their birth year is. this research is an example of a census survey convenience sample simple random sample

Astore is having a sale in which all items are reduced by 20 percent. including tax, jennifer paid $21 for a pair of shorts. if the sales tax is 5 percent, what was the original price of the shorts

Sections of prefabricated wood are each 5 1/3 feet long. how long are 7 1/2 sections placed end to end?