Adriver won a recent race with a record average of about 200 mph. this record is about 2 3/11 times the average speed of the first driver ever to win this race many years ago. what was the average speed of the first driver to win this race?

The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.

Acertain population of bacteria demonstrates exponential growth doubles in size every 4 days. how long will it take the population to triple in size?

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each,and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent.how much did jame pay at the end?