Q5.
Business A perfume maker has stocks of two perfumes on hand. Perfume A sells
for $15 per ounce. Perfume B sells for $35 per ounce. How much of each should be
combined to make a 3-oz bottle of perfume that can be sold for $63?

1. 0.3 •4 is the same as 4 groups of 0.32. 7•0.8 is the same as 7 groups of 0.83. it increases by 0.5 every time, so 0.5x4 it increases by 0.9 every time, so 0.9x5. 0.9•12=10.86. 0.47•5=2.35i can finish the next ones in a separate post

Ithink it is b and d