Answer:
30
Step-by-step explanation:
20+11=31
It can't be exactly 31 but it can be any number less than 31, so the nearest whole number down is 30
Answer:
Cost of 4 muffins = $3.45
Cost of 12 muffins = (3 sets of x 4 muffins = 12)
Cost of 3 sets of muffins = $3.45 x3 = $10.35
Step-by-step explanation: