12.34=13
It should take 13 balloons
Explaination
2 balloons can left 1 ounce there is 0.035274 ounces in a gram so your take 0.035274 times 350 and get 12.3459 and just round and that’s 13 balloons
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Because the Greek city-states were weak and disorganized to unite after the Peloponnesian War.
Answer:
Is there any more to the problem?
east of the Arabian Peninsula