Jan has a kids pool that holds 20 gallons of water. it drains as a constant rate. when jan first saw the kids pool, it contained 14 gallons. six minutes later, the pool contained 10 gallons of water. A. at what rate is the amount of water on the pool changing? Use s signed number, and include the unit of measurement in your own answer.(as a fraction)

B. how many more minute will it take for the pool to drain completely?

C. how many minutes before jan arrived what the pool completely full?

Which expression is equivalent to 4 square root 6 divided by 3 root 2

Olive's solar powered scooter travels at a rate of 30 miles per hour. what equation can she use to calculate her distance with relation to the time she traveled? h=hours m=miles 1. h=m+30 2. m=30h 3. m=h+30 4. h=30m

Carla was trying to decide what to do saturday evening. she has $100 available to spend for the evening. she has narrowed her choices down to these events: braves game, a concert of an artist she likes, or the georgia aquarium. admission to the braves game is $25, hot dogs cost $10, sodas cost $5. the concert costs $25 for admission, $20 for a souvernir t-shirt, and $10 for a soda. the georgia aquarium has the show of a lifetime with an all you can eat and drink that costs $100. carla does not want to take any driving chances, so in addition to the cost of the aquarium, she will also need to pay for her uber/lyft, which is $15 each way. which option should carla choose if she wants to spend the least? based on that choice, what then is carla's oppotunity cost? fully explain your answer in at least one paragraph.