MUST DO ALL QUESTIONS!! URGENT!! !BRAINLIEST! PLZ HELP DUE NOW!
1. Last week: $3.49
This week: $3.07
What is the percent change in the price of a gallon gas, to the nearest whole percent?Is it a decrease or increase?

2.The original quantity is 10 and the new quantity is 13.
What is the percent change? Is it an increase or decrease?

3. Ryhanna has a container with a volume of 1.5 liters. She estimates the volume to be
2.1 liters. What is the percent error?