Mr. anderson drove 168 miles in 3 and 1/2 hours. he then drove the next 2 and 1/4 hours at a rate of 5 miles an hour faster than the first rate. how many miles did mr. anderson drive during the 5 and 3/4 hours?
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Fiona races bmx around a circular dirt course. if the radius of the course is 70 meters, what is the total distance fiona covers in two laps of the race? a. about 30,772 meters b. about 15,386 meters c. about 879.2 meters d. about 439.6 meters e. about 219.8 meters23 points hurry

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?

If cos(θ)=2853 with θin q iv, what is sin(θ)?