A zoo has a 5-acre bird sanctuary and a 30-acre wildlife area. The total number of animals in the zoo is 4,150. The equation 5x+30y=4,150 represents this situation. Which of the following is the best interpretation of y in this context?AThe average number of animals per acre in the bird sanctuaryBThe average number of animals per acre in the wildlife areaCThe total number of animals in the bird sanctuaryDThe total number of animals in the wildlife areaConsy SondeQuestion 5/5BACKNEXT

A neighborhood consists of a 2-hectare park and a35-hectare residential area. The total number oftrees in the neighborhood is 3,934. The equationx y2 + 35 = 3,934 represents this situation. Which ofthe following is the best interpretation of x in thiscontext?A) The average number of trees per hectare inthe parkB) The average number of trees per hectare inthe residential areaC) The total number of trees in the parkD) The total number of trees in the residential area

The number of visitors to the zoo was 8190 in June. This was a 30% increase from the number of visitors in May. How many visitors were there in May?

There are 141 animals in a zoo. 117 of them are dolphins.Write this proportion as a percentage.Give your answer correct to 1 decimal place when appropriate.

Select the correct answer.The population of snakes at a wildlife park over the course of six months is modeled by the equation y = x5 − 5x4 + 2x3 − 10x2 + 100x + 5, where x is the number of months. If the park officials count 505 snakes, how many months have passed since the initial count was taken? A. 3 months B. 4 months C. 5 months D. 6 months

Suppose that the unemployment rate is 5%, the total working age population is 400 million, and the number of unemployed is 7.5 million. Determine the employment-population ratio. (Write the answer without the percentage sign. If your answer is XX.y%, write XX.y)