3. if you add 8 g of salicylic acid to 84 g of an ointment base, what is the final concentration (w/w) of the product? round to the nearest hundredths (w/w)

What is the rate of change of a line that passes through (2,-5) and (6,-2)?

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

If a sprinkler waters 1 over 12 of a lawn in 1 over 2 hour, how much time will it take to water the entire lawn? (5 points) 10 hours 6 hours 1 over 6 hour 7 over 12 hour