Wayne's widget worlds sells widgets to stores for $9.20 each. q local store marks them up $8.79. what is the retail price at this store?

Aplane flies around trip to philadelphia it flies to philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour if the total trip takes 6.5 hours how many miles does the plane fly round trip

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)