Ihave 120 marbles that i need to share with iris ,jesse, and jaime in the ratio of 1: 3: 4 respectively calculate how much jesse received? how much iris received?

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

The test scores of 32 students are listed below. construct a boxplot for the data set and include the values of the 5-number summary. 32 37 41 44 46 48 53 55 57 57 59 63 65 66 68 69 70 71 74 74 75 77 78 79 81 82 83 86 89 92 95 99

I’m on question 7 it says a covered water tank is in the shape of a cylinder the tank has a 28 inch diameter and a height of 66 inches to the nearest square inch what is the surface area of the water tank