It would take 12.5 seconds to hit the ground
Answer:
6 runners
Step-by-step explanation:
Each runner ran 7.5 km. If there were n runners, then (7.5 km)n = 45 km.
Solve this for n by dividing 7.5 km into 45 km:
n = 6
There were 6 runners.
$14
20 x .7 = 14
b. 9
36+97=133
80+44=124
133-124=9
A&B
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