ALGEBRA PLZZZ HELP

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)