# Mathematical Reasoning Test! Hardest Trivia Quiz

15 Questions | Total Attempts: 1562  Settings  Mathematics is a very interesting subject to study even though most people fear it due to how others view it. All you need to do so that you can be the best in mathematics is to try and ensure that you get as much practice as you can after every topic. Below is a mathematical reasoning test to help you out. Do give it a try!

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• 1.
At what time between 5.30 and 6 will the hands of a clock be at right angles?
• A.

43 5/11 min past 5

• B.

43 7/11min past 5

• C.

40 min past 5

• D.

45min past 5

• 2.
X and Y can do a piece of work in 20 days and 12 days respectively. X started the work alone and then after 4 days, Y joined him till the completion of the work. How long did the work last?
• A.

6 days

• B.

10 days

• C.

15 days

• D.

20 days

• 3.
One pipe can fill a tank three times as fast as another pipe. If together the two pipes can fill the tank in 36 minutes, then the slower pipe alone will be able to fill the tank in:
• A.

81 min.

• B.

108 min.

• C.

144 min

• D.

192 min.

• 4.
In how many different ways can the letters of the word 'MATHEMATICS' be arranged so that the vowels always come together?
• A.

10080

• B.

4989600

• C.

120960

• D.

None of these

• 5.
Father is aged three times more than his son Ronit. After 8 years, he would be two and a half times of Ronit's age. After a further 8 years, how many times would he be of Ronit's age?
• A.

2 times

• B.

2 1/2 times

• C.

3 times

• D.

2 3/4 times

• 6.
Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn has a number which is a multiple of 3 or 5?
• A.

1/2

• B.

2/5

• C.

9/20

• D.

8/15

• 7.
Find a positive number which when increased by 17 is equal to 60 times the reciprocal of the number.
• A.

3

• B.

10

• C.

12

• D.

17

• 8.
Two ships are sailing in the sea on the two sides of a lighthouse. The angle of elevation of the top of the lighthouse is observed from the ships are 30º and 45º respectively. If the lighthouse is 100 m high, the distance between the two ships is:
• A.

173m

• B.

273m

• C.

200m

• D.

300m

• 9.
When a plot is sold for Rs. 18,700, the owner loses 15%. At what price must that plot be sold in order to gain 15%?
• A.

Rs. 21,000

• B.

Rs. 22,500

• C.

Rs. 25,800

• D.

Rs. 25,300

• 10.
Which of the following has the most number of divisors?
• A.

99

• B.

101

• C.

176

• D.

182

• 11.
Look at this series: 544, 509, 474, 439, ... What number should come next?
• A.

404

• B.

414

• C.

420

• D.

445

• 12.
ZA5, Y4B, XC6, W3D, _____
• A.

E7V

• B.

V2E

• C.

VE7

• D.

VE5

• 13.
Which of the following is not a leap year?
• A.

700

• B.

800

• C.

1200

• D.

2000

• 14.
10, 25, 45, 54, 60, 75, 80
• A.

10

• B.

45

• C.

54

• D.

75

• 15.
A man walked diagonally across a square lot. Approximately, what was the percent saved by not walking along the edges?
• A.

20

• B.

24

• C.

30

• D.

33