How many 3/8 servings are there in 3 cups of beans

Need on this one asap im almost done with this subject

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )