Javier bought 48 sports cards at a yard sale. of the cards, 3/8 were baseball cards. how many cards were baseball cards?
a: 48
b: 18
c: 6
d: 3

How can you decide witch operations to use to slice a two step equation

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.

Mr. roseanne will buy 12 1/2 pounds beef for for a cookout. the price for the first 3 pounds of beef is $4.99 per pound. after that, the price is $4.49 per pound. how much will mr.roshan pay for the beef