The palm tree on the left
is 10 years old. The palm tree on the right is
8 years old. The trees grow at the same rate.
a. Estimate the height y (in feet) of each tree.
b. Plot the two points (x, y), where x is the
age of each tree and y is the height of
each tree.
c. What is the rate of growth of the trees?
d. Write an equation that represents the
height of a palm tree in terms of its age.

Evaluate the given expression if m=45 |-3m|

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?