Question
Oscar buys a sweater, a skirt and a blazer. The average cost of these items is $68. The cost of the blazer is four times the total cost of the sweater and the skirt. If the sweater costs $21, find the difference in cost between the skirt and the blazer.
2 m

Click button first when a symbol is required. X

Oscar buys a sweater, a skirt and a blazer. The average cost of these items is $68. The cost of the blazer is four times the total cost of the sweater and the skirt. If the sweater costs $21, find the difference in cost between the skirt and the blazer.