David uses 1/2 cup of apple juice for every 1/4 cup of cranberry juice to make a fruit drink. Find out the number of cups of apple juice David uses for 1 cup of cranberry juice

Well, he would use 4/4 cup of cranberry juice to equal 1 cup. that is 4x the original amount. so, multiply 1/2 * 4 to equal 2 cups. David would use 2 cups of apple juice for every 1 cup of cranberry juice.