Answer:
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The answer is 10.
Step-by-step explanation:
4 + 7 x 2 - 8.
7 x 2 = 14
4 + 14 = 18
18 - 8 = 10
So, the answer is 10
Hope this helps! :)
The second hot-air balloon is moving 5 m/s
100%-40%=60%
10-4=6
he has 6 questions left