# Clocks and Calendars Quiz Set 39

### Question 1

A man has a job which requires to work 8 straight days and rest on the ninth day. If he started work on a Monday, the 12th time he rests will be on what day of the week?

A

Sunday.

B

Friday.

C

Saturday.

D

Thursday.

Soln.
Ans: d

He rests every 9 days. So when he rests for the 12th time, the days will be 12 X 9 = 108. And, 108 = 7x15 + 3. Adding 3 to Monday we get Thursday.

### Question 2

If 16th May of an ordinary, non-leap year falls on a Saturday, then what will be the day of week on 29th July of that year?

A

Wednesday.

B

Thursday.

C

Sunday.

D

Saturday.

Soln.
Ans: a

Count the days from months between May 16 and July 29 like this: May days = 31;June days = 30;Add 29 days of July. Subtract 16 days of May. So total days = 74. Since 74 = 10 X 7 + 4, so excess days are 4. So we can count the day to Saturday + 4 = Wednesday.

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### Question 3

If 20th April of an ordinary, non-leap year falls on a Friday, then what will be the day of week on 31st May of that year?

A

Thursday.

B

Sunday.

C

Tuesday.

D

Wednesday.

Soln.
Ans: a

Count the days from months between April 20 and May 31 like this: April days = 30;Add 31 days of May. Subtract 20 days of April. So total days = 41. Since 41 = 5 X 7 + 6, so excess days are 6. So we can count the day to Friday + 6 = Thursday.

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### Question 4

A tired worker slept at 6:45 p.m. If he rose at 12 noon, for how many houses did he sleep?

A

17 hours 15 min.

B

5 hours 15 min.

C

12 hours.

D

6 hours 45 min.

Soln.
Ans: a

Duration of this sleep = (12 - 6:45) + 12 = 5:15 + 12 = 17 hours 15 min.

### Question 5

If 8th May of an ordinary, non-leap year falls on a Saturday, then what will be the day of week on 18th June of that year?

A

Friday.

B

Saturday.

C

Tuesday.

D

Monday.

Soln.
Ans: a

Count the days from months between May 8 and June 18 like this: May days = 31;Add 18 days of June. Subtract 8 days of May. So total days = 41. Since 41 = 5 X 7 + 6, so excess days are 6. So we can count the day to Saturday + 6 = Friday.

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