40% of the 300-member sophomore class is in the band. the percussion section is made up of 5% of these band members. how many of the sophomore class band members make up the percussion section?
a. 5
b. 6
c. 9
d. 15

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.

Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?

If the value of cos330°is√3/2 then find cos 165°.