Question

jan wants to buy 3 yards of fabric at $3.58 per yard for a blouse. she also wants to buy 2 yards of a different fabric for a skirt. if the most jan can spend is $20, what os the maximum price per yard she can pay for skirt fabric

Answer 1

Lets try four instead of 3.58 for maximum 
4 x 3 = 12
4 x 2 = 8
8 + 12 = 20 so the answer is $4