Answer:
1 mile : 2 cm
Step-by-step explanation:
the ratio is 4.5 miles : 9 cm.
this can be simplified to 1:2.
15x2+10x-9x+7
8x3+20x2+3x+12
11x4+4x2-6x2-16
1/2
30s = 1/4
30s=1/4
$60
0.80 x 75 = $60
the amount you owe, and how much energy you have used