The area covered by a lake is 11 square kilometers. it is decreasing exponentially at a rate of 2 percent each year and can be modeled by A(t)=11*(0.98)^t a. by what factor does the area decrease in 10 years
b. by what factor does the area decrease each month

How many real and imaginary solutions does the equation x^2-3x=-2x-7 have?

Orly uses 2 cups of raisins for every 12 cups of trail mix she makes. how many cups of trail mix will she make if she uses 8 cups of raisins?

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance