Aclimber is on a hike. after 2 hours he is at an altitude of 400 feet. after 6 hours, he is at an altitude of 700 feet.
what is the average rate of change?
a 75 feet per hour
b 200 feet per hour
c 116 feet per hour
d 100 feet per hour

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?

Which sentence uses an objective tone? we will plant the best garden of any school in the area. the new campus garden will surely be envied by other schools. a garden would provide numerous benefits to the students. you will probably agree that gardens have many benefits.

Calculate the effective quarterly compound interest rate equivalent to a 1% of monthly compound interest rate.