If a=2b=2c find the value of each.​

You buy a veido game for $60 and the sales tax is 8% what is the total cost for the game including the sales tax

Study results indicate that the mean length of time people spend on a bus in a city is between 21.2 min and 24.5 min what is the study margin of the error?

Mario and luigi were printing calendars mario used 2 1/2 ink cartridges while luigi used 1 3/4 ink cartridges .how many more ink cartridges did mario use than luigi