You have been asked to build a scale model of a restaurant out of bottle caps. the restaurant is 20 feat tall. your scale is 2.4 cm : 1 foot. about how many bottle caps tall will your model be?

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

Molly shared a spool of ribbon with 12 people. each person received 3 feet of ribbon. which equation can she use to find r, the number of feet of ribbon that her spool originally had?