Solve for r in word sentence show your work!

12 = r - ( 34 - 2 )

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 ?

Consider circle h with a 3 centimeter radius. if the length of minor arc what is the measure of zrst?

Ftara spends $219 a month for her car payment and she makes $3,200 a month, what percent of her monthly income is spent on her car payment?