the numbers of cars that reach a city doubles every hour.if there were 30 cars present initially,the number of casr atbthe end of 7 th hours is
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Answered by
0
Answer:
Your answer is 270
Step-by-step explanation:
30*30=90 90*30=270
Answered by
1
210
Step-by-step explanation:
30*7 = 210 which is answer of it's.
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