Luke has a job mowing lawns around his neighborhood. Each month he spends $45 on gas and mowes 9 lawns (charging $12 per lawn mowed). How much profit does Luke earn each month?

In a certain pentagon, the interior angles are a, b,c, d,e where a, b,c, d,e are integers strictly less than 180. ("strictly less than 180" means they are "less than and not equal to" 180.) if the median of the interior angles is 61 and there is only one mode, then what are the degree measures of all five angles?

Guests at an amusement park must be at least 54 inches tall to be able to ride the roller coaster. which graph represents the set of heights that satisfy this requirement?

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7