Answer:
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Step-by-step explanation:
264 seconds. is your answer
hope it helps
Answer:
15, 30, 60, 120, 240, <u>480</u>.
Step-by-step explanation:
You multiply the numbers by 2 to get to the next number.
For example, 15*2 is 30. 30*2 is 60. 60*2 is 120, etc..
18 is the right answer. The two fractions must be porportional