Suppose you drive a car m miles on g gallons of gas. the number of miles you drive in your car is equal to 30 times the number of gallons of gas used. which direct variation equation represents this situation?

Plz heeeeeeelp plz give me the answer

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?

The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250