Shopping at savers mart, lisa buys her children four shirts and three pairs of pants for 85.50.she returns the next day and buys three shirts and five pairs of pants for 115.00 how do you get 203.5 p after adding 9p + 20p​

15 points ! ~ see if you know the answer to both you!

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 ?

Can someone me with this problem i don't understand i need