Trigonometry ratios and finding missing sides homework 4

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

How many solutions does the nonlinear system of equations graphed below have?