The ratio of boys to girls in a group is 6: 1. if there are 45 more boys than girls, work out how many people there are in total.
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Assessment items item 1 garrett is a member of a movie club. he pays a monthly service fee of $5.75 and $2.50 for each movie he rents. which expression represents how much money he will spend for renting x number of movies a month?

Which statement justifies why angle ebc measures 90?

Suppose y varies directly with x. write a direct variation equation that relates x and y. then find the value of y when x=12 y=7 when x=3