It looks a little less than 1/2 or 4/8, so probably 3/8 of the gas is left.
Answer:$43.29
Step-by-step explanation:
Answer:
18
Step-by-step explanation:
Sum of x, y and z = 20 × 3
= 60
x-5+y+4+z-5 = 60-5+4-5
= 54
Mean of x-5, y+4 and z-5
= 54 ÷ 3
= 18