If an electric hair dryer uses 2,400 j of energy in 2s, what is its power?

Janets dinner costs 7.50. if she wants to leave a 10% tip how mich extra should she leave

The measurement of one angle of a right triangle is 34°. what is the measurement of the third angle?

Strawberries cause two hours per pound kate buys 5 pounds he gets 20% off discount on the total cost how much does kate pay for the strawberries