Dance instructor Mallory Kelly earns time and a half for the number of hours she works over 40. One week she worked 48 hours. If her base pay is $9.00, how much did she earn that week?

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)?

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

Mia’s gross pay is 2953 her deductions total 724.15 what percent if her gross pay is take-home pay