I'm stuck : (
you are going on a trip to see friends in georgia. at 8 am, you have driven 50 miles. by noon, you have driven 300 miles. at the same rate, how far have you driven by 2 pm?

The decibel level of sound is 50 db greater on a busy street than in a quiet room where the intensity of sound is watt/m2. the level of sound in the quiet room is db, and the intensity of sound in the busy street is watt/m2. use the formula , where is the sound level in decibels, i is the intensity of sound, and is the smallest sound intensity that can be heard by the human ear (roughly equal to watts/m2).

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! )

Sawsan recorded the favorite sport of students at her school. she surveyed 200 students. how many students chose tennis?