Quiz Discussion

Nine persons went to a hotel for taking their meals. Eight of them spent Rs. 12 each on their meals and the ninth spent Rs. 8 more than the average expenditure of all the nine. What was the total money spent by them.

Course Name: Quantitative Aptitude

  • 1] Rs. 115
  • 2] Rs. 116
  • 3] Rs. 117
  • 4] Rs. 118
Solution
No Solution Present Yet

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# Quiz
1
Discuss

Find the average of all prime numbers between 30 and 50.

  • 1]

    37.8

  • 2]

    38.9

  • 3]

    39.8

  • 4]

    42.8

Solution
2
Discuss

The average score of a cricketer for ten matches is 38.9 runs. If the average for the first six matches is 42, then find the average for the last four matches.

  • 1] 33.25
  • 2] 33.5
  • 3] 34.25
  • 4] 35
Solution
3
Discuss

The average of a group of men is increased by 5 years when a person aged of 18 years is replaced by a new person of aged 38 years. How many men are there in the group?

 

  • 1] 3
  • 2] 4
  • 3] 5
  • 4] 6
  • 5] 7
Solution
4
Discuss

A cricketer has a certain average for 9 innings, In the tenth inning he scores 100 runs there by increasing his average by 8 runs. His new average is 

  • 1]

    28 runs

  • 2]

    24 runs

  • 3]

    32 runs

  • 4]

    20 runs

Solution
5
Discuss

There were 35 students in a hostel. Due to the admission of 7 new student, the expenses of the mess were increased by Rs. 42 per day, while the average expenditure per head diminished by Re 1. What was the original expenditure of the mess?

  • 1]

    432

  • 2]

    442

  • 3]

    420

  • 4]

    415

Solution
6
Discuss

The average age of A, B, C, D and E is 40 years. The average age of A and B is 35 years and the average of C and D is 42 years. Age of E is :

  • 1] 48 years
  • 2] 46 years
  • 3] 42 years
  • 4] 45 years
Solution
7
Discuss

The average of four consecutive even numbers is 15. The 2nd highest number is :

  • 1] 12
  • 2] 18
  • 3] 14
  • 4] 16
Solution
8
Discuss

Find the average of 1.11, 0.01, 0.101, 0.001, 0.11 = ?

  • 1] 0.2664
  • 2] 0.2554
  • 3] 0.1264
  • 4] 0.1165
Solution
9
Discuss

The average (arithmetic mean) of 330, 360 and 390 is :

  • 1]

    \({3^{27}} + {3^{57}} + {3^{87}}\)

  • 2]

    \({3^{29}} + {3^{59}} + {3^{89}}\)

  • 3]

    \({3^{60}}\)

  • 4]

    \({3^{177}}\)

Solution
10
Discuss

The average of 50 numbers is 30. If two numbers, 35 and 40 are discarded, then the average of the remaining numbers is nearly:

  • 1] 28.32
  • 2] 29.68
  • 3] 28.78
  • 4] 29.27
Solution
# Quiz