The average weight of 8 marbles is 3.5 g. What is the total weight of the marbles?

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

The water company charges a residential customer $41 for the first 3,000 gallons of water used and $1 for every 200 gallons used over 3000 gallons. if the water bill was $58 how many gallons of water were usedanswersa 3400 gallonsb 6000 gallonsc 6400 gallons d 7000 gallons

Find the rate of change for the situation.you run 7 miles in one hour and 21 miles in three hours.