Quiz on Math Set 146

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Quiz on Math Set 146 :

Question 1 :

The digit in unit’s place of the product 81 × 82 × 83 × ... × 89 is
A. 8
B. 0
C. 6
D. 2

Correct Ans: Option B

Question 2 :

Imagine that your watch was correct at noon, but then it began to lose 30 minutes each hour. It now shows 4 p.m. but it stopped 5 hours ago. What is the correct time now?
A. 9:30 p.m.
B. 11 p.m.
C. 1 a.m.
D. 1.30 a.m.

Correct Ans: Option C

Question 3 :

A watch goes fast by 15 minutes compared to the right time everyday. If it is corrected and set to the standard time at 120' clock at noon, which of the following will be the time shown by it at 4:00 a.m. in the morning?
A. 3:45 a.m.
B. 4:10 a.m.
C. 4:15 a.m.
D. 4:30 a.m.

Correct Ans: Option B

Question 4 :

A watch is 1 minute slow at 1 p.m. on Tuesday and 2 minutes fast at 1 p.m. on Thursday. When did it show the correct time?
A. 1.00 a.m. on Wednesday
B. 5.00 a.m. on Wednesday
C. 1.00 p.m. on Wednesday
D. 5.00 p.m. on Wednesday

Correct Ans: Option B

Question 5 :

A mechanical grandfather clock is at present showing 7 hr 40 min 6 sec. Assuming that it loses 4 seconds in every hour, what time will it show after exactly 6 1/2 hours?
A. 14 hr 9 min 34 sec
B. 14 hr 9 min 40 sec
C. 14 hr 10 min 6 sec
D. 14 hr 10 min 32 sec

Correct Ans: Option B

Question 6 :

A clock goes slow from midnight by 5 minutes at the end of the first hour, by 10 minutes at the end of the second hour, by 15 minutes at the end of the third hour and so on. What will be the time by this clock after 6 hours?
A. 5.15 a.m.
B. 5.30 a.m.
C. 6 a.m.
D. 6.30 a.m.

Correct Ans: Option B

Question 7 :

The minute hand of a clock overtakes the hour hand at intervals of 76 min of the correct time. How much does a clock gain or lose in a day ?
A. 198 169/209 min (loss)
B. 198 169/209 min (gain)
C. 199 169/209 min (loss)
D. 199 169/209 min (gain)

Correct Ans: Option C

Question 8 :

The minute hand of a clock overtakes the hour hand at intervals of 58 min of the correct time. How much does a clock gain or lose in a day?
A. 185 25/319 min (loss)
B. 185 25/319 min (gain)
C. 184 25/319 min (loss)
D. 184 25/319 min (gain)

Correct Ans: Option B

Question 9 :

The minute hand of a clock overtakes the hour hand at intervals of 65 min of the correct time. How much does a clock gain or lose in a day?
A. 10 10/143 min (gain)
B. 10 10/143 min (loss)
C. 6 10/143 min (gain)
D. 9 10/143 min (loss)

Correct Ans: Option A

Question 10 :

The minute hand of a clock overtakes the hour hand at intervals of 62 min of the correct time. How much does a clock gain or lose in a day?
A. 81 80/341 min (loss)
B. 81 80/341 min (gain)
C. 80 80/341 min (loss)
D. 80 80/341 min (gain)

Correct Ans: Option D

Quiz Summary


Here the correct answers of every question in this quiz.

Q.1 [B],     Q.2 [C],     Q.3 [B],     Q.4 [B],     Q.5 [B],     Q.6 [B],     Q.7 [C],     Q.8 [B],     Q.9 [A],     Q.10 [D],    


Total Questions: 10
Your score:
Subject: Math
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