(TIMED TEST!! I have like 5 things I don't get lol) What is the frequency of a wave that has a wavelength of 0.024m and a velocity of 720m/s?

17.28 Hz

0.00003 Hz

30,000 Hz

300,000,000 Hz

Which of these people has balanced their checkbook correctly? oa. gary: the balance in his check register is $500 and the balance in his bank statement is $500. b. gail: the balance in her check register is $400 and the balance in her bank statement is $500. c. gavin: the balance in his check register is $500 and the balance in his bank statement is $510.

Agroup of students want to create a garden. they do not know the exact measurements but they propose using a variable to represent the length and width of the garden. the length of the garden is 10 feet longer than double the width. use a single variable to write algebraic expressions for both the length and width of the garden. write an algebraic expression for the area of the garden. use mathematical terms to describe this expression.

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?