Consider the following Set of number 65
62
62 61
61
59 58 52
60 60
find the deviation of the Numbers from
Mean

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

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