Answer:
[83, 100]
Step-by-step explanation:
Lowest score to get a B is 80
Total 4 tests, to get at least a B : 80 x 4 = 320
Total 3 test scores = 81 + 62 + 94 = 237
So the fourth test to get at least a B: 320 -237 = 83
Answer [83, 100]
Answer:
$6100
Step-by-step explanation:
6,399 - 299 = $6100
To solve this we need only substitute values of u and w, and then calculate.
<span>u+5v-w = 6 + 5v - 9 = 5v +6 - 9 = 5v - 3</span>
Answer:
720
Step-by-step explanation:
6 x 120=720
Every 1 cm=120 km
So multiply both sides by 6 and you get
6 cm= 720 km