55,890
31% of 81,000 is 25,110
81,000 - 25,110 = 55,890
Answer:
4
Step-by-step explanation:
They left $6.72 for a tip.
42 x 0.16 = 6.72
18 = x
__ __
5 4
x = 18•4 / 5
72/5 = 14.4 final answer
Answer:
1 is, 2 is, 3 isn't, 4 isn't
Step-by-step explanation:
Some answers may not add up the same way!