NEED HELP ASAP!!!!
17. Paige bought a scooter for $64.95 plus 5% GST . How much tax did she pay and what was the total cost of the scooter?
18. The gopher population in a pasture is 2000. The 1st year the population increased by 25%. It increased by another 30% the next year. What was the gopher population after the two years?
19. The initial investment of some shares was $800, the value of the shares is now $650. What is the percent decrease in the value of the shares?