Answer:
A
Step-by-step explanation:
A- 3/4=0.75 per refill
B- 4/3= 1.33 per refill
2 x 6 x 3.14 = 37.68
3x-4y+3 is linear equation.
3×1-4×1+3
3-4+3
3+3-4
6-4
2
1. Strange