A one-minute advertisement on a local television station during prime time (8 - 10 p. m. on weeknights) costs the advertiser $12,800. To the nearest cent, how much does the advertisement cost per second? Show your work using dimensional analysis and Giant Ones.

Question

Grayson Olsen

Mathematics

28 March, 06:04

A one-minute advertisement on a local television station during prime time (8 - 10 p. m. on weeknights) costs the advertiser $12,800. To the nearest cent, how much does the advertisement cost per second? Show your work using dimensional analysis and Giant Ones.

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Answers (1)

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Abby King · Answer 1

Cost = $12,800

Time = 2 hours, 8 - 10 pm

Cost per hour = ($12800) / (2) = $6400 per hour

There are 60*660 = 3600 seconds per hour.

Therefore the cost per second is

($6400) / (3600 s) = $1.7778 per second = $1.78 per second (nearest cent)

Answer: $1.78 (nearest cent)