Which of the following is a rational number? (5 points) square root of 2, square root of 3, square root of 4, and square root of 5 a. square root of 2 b. square root of 3 c. square root of 4 d. square root of 5

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply