Find X: 15 K 9

If the average number of calls a call center receives is 14 per hour, how long do we expect it will take to get 36 calls?

Pls help ASAP.

The Brown family's property measures about 100 ft by 160 ft. Their driveway and house take up 3,000 square ft. The Browns want to put down weed-and-feed on their entire lawn. The bags they found each cover 5,000 square feet, and cost $24.99. Determine the cost to purchase enough weed-and-feed for their lawn. Make sure you write down any work, calculations, or reasoning that you used to get to your solution. A/