At the city park there were 15 blue jays, 6 cardinals, and 9 mockingbirds. for each of the following questions set up a proportion equation and solve for the unknown. 1. if there were 6 mockingbirds, how many cardinals would there be at the park? 2. if there were 5 blue jays, how many cardinals would there be at the park? 3. if there were 20 cardinals, how many mockingbirds would there be at the park?

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.

What are the solution(s) to the quadratic equation x2 – 25 = 0? o x = 5 and x = -5ox=25 and x = -25o x = 125 and x = -125o no real solution

The length of the line segment joining the midpoints of sides ab and bc of the parallelogram abcd is 10. find the length of diagnol ac