$80 gift
marked up 60%

The chart below shows the distribution of weeds in yard

Aformual for 8 bottles of window cleaner calls for 6 cups of rubbing to customers alcohol 2 1/4 gallons of water and 1 1/2 cups of ammonia alcohol would the forula call if a factory made 1,280 bottles for stores to sell to customers

If value of cos330° is √3/2 then find tan165°.