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4 votes
A flashlight flashes every 45 seconds. After 10 ½ minutes, how many times does the light flash?

User Ahuemmer
by
7.1k points

2 Answers

5 votes

Answer:

14

Explanation:

User Venkateswara
by
6.9k points
1 vote

Answer:

14 flashes.

Explanation:

1 minute = 60 seconds

x minutes = 45 seconds.

1/x = 60/45 Cross multiply

60x = 45 Divide by 60

x = 45/60

x = .75

10 1/2 minutes = 10.5 minutes.

x flashes / 10.5 minutes = 1 flash / 0.75 minutes Multiply by 10.5

x = 10.5/0.75

x = 14

User SamBob
by
7.3k points