90% of 100 = 0.9 x 100 = 90
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Answer: The visitor can see 90 ships.
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So, put 2 hours into minutes. You get 120. Now, seeing how you have 20 song requests, and each one takes 3.5 minutes, multiply those two values. Now you have 70. After doing that, just subtract 70 from 120 and get 50.
tada
answer is 50
Answer: length: 7cm
width:4cm
Step-by-step explanation:
Area: L × W
7×4=28
Perimeter =L±L+W+W
7+7+4+4=22
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It will be 5 out of 9 times you will pull a red marble