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Ugo [173]
3 years ago
15

One day I found a strange thing happening to my watch,the minute hand & the hour hand were coming together every 65 minutes.

I decided to get it checked. Was my watch gaining or losing time, and how much per hour?
Mathematics
1 answer:
brilliants [131]3 years ago
5 0

Answer:

Step-by-step explanation:

The minute hand of a clock overtakes the hour hand at intervalsof M minutes of correct time. The clock gains or loses in a day by=(720/11−M)(60×24/M) minutes.

Here M = 64. The clock gains or losses in a day by

=(720/11−M)(60×24/M)=(720/11−64)(60×24/64)

=16/11(60×3/8)=2/11(60×3)=360/11=32(8/11) minutes.

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Answer:

8.652

Step-by-step explanation:

Ignore the points and multiply, then you see that 4.12 has two decimal places and that 2.1 has one decimal place, when you add them there is three decimal places.

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Answer:

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x^2+9x+20

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3 years ago
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