Imagine that your watch was correct at noon, but then it began to lose $30$ minutes each hour. It now shows $4 : 00$ p.m. But it stopped $5$ hours ago. What is the correct time now?

9 : 30

p.m.

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11 : 00

p.m.

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1 : 00

a.m.

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1 : 30

a.m.

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Solution

The correct option is C $1 : 00$ a.m.
The watch loses $\frac{1}{2}$ hour each hour.
So, it must have taken $8$ hours to show $4 : 00$ p.m. from $12 : 00$ noon. Thus, it stopped at $8 : 00$ p.m.
So, the correct time is $5$ hours ahead of $8 : 00$ p.m., i,e., $1 : 00$ a.m.

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Imagine that your watch was correct at noon, but then it began to lose 30 minutes each hour. It now shows 4:00 p.m. But it stopped 5 hours ago. What is the correct time now?

The correct option is C 1:00 a.m.The watch loses 12 hour each hour. So, it must have taken 8 hours to show 4:00 p.m. from 12:00 noon. Thus, it stopped at 8:00 p.m. So, the correct time is 5 hours ahead of 8:00 p.m., i,e., 1:00 a.m.

Imagine that your watch was correct at noon, but then it began to lose $30$ minutes each hour. It now shows $4 : 00$ p.m. But it stopped $5$ hours ago. What is the correct time now?

The correct option is C $1 : 00$ a.m.
The watch loses $\frac{1}{2}$ hour each hour.
So, it must have taken $8$ hours to show $4 : 00$ p.m. from $12 : 00$ noon. Thus, it stopped at $8 : 00$ p.m.
So, the correct time is $5$ hours ahead of $8 : 00$ p.m., i,e., $1 : 00$ a.m.