4) Maria says you can add any two radicals if you simplify them first. Do you agree with her? Explain.

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is

Which situation is an example of an observational study?