Answer:
30 % off
Step-by-step explanation:
12 dollars off of 40
40 (x) = 12
x = 12/40 = .3 or 30 %
yes, they are
3;5 = 6;10
1. The second number line, the third number line, the first number line.
2.
Answer: 234
Step-by-step explanation: 78 * 3 = 210 + 24 = 234