Sandy bought 3/4 yard of red ribbon and 2/3 yard of white ribbon to make some hair bows. altogether, how many yards of ribbon did she buy?

Find the common denominator and add both of them together you should get 17/12 but then simply 15/12

On monday,mrs.wise bought 3 lbs of apples at $4per lb= 4*3=$12on tuesday ,20%off and she buy 5 lbs of apples = $4-20%=3.20*5lb=$16example: other wise when she buy 5lbs on monday she have to spend 4*5=20