Don't tell me how to do it because i know the concept sorta, but i always get the wrong answer, are you able to tell me the answer and tell me how you got it? anyone? (pic included)

Acabinmaker buys 3.5 liters of oat varnish the varnish cost $4.95 per liter what is the total cost of 3.5 liters

Find the value of x. round the length to the nearest tenth

Find each value of the five-number summary for this set of data. [note: type your answers as numbers. do not round.] 46, 19, 38, 27, 12, 38, 51 minimum maximum median upper quartile lower quartile