Answer: 1 : 20%
2 : 80%
3 : -90% (negative 90%), if no negatives are allowed, than it is a 90% decrease.
4 : $90
5: $31.50
Step-by-step explanation:
Answer:
Form aray
Step-by-step explanation:
Neither form a line and it also have both parts and perpendicular
I think it’s 15 sorry if I’m wrong
What kind of math is it ?
