Quiz Discussion

Find the average of 205, 302, 108, 403, and 202-

Course Name: Quantitative Aptitude

  • 1] 450
  • 2] 1125
  • 3] 244
  • 4] 1220
Solution
No Solution Present Yet

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# Quiz
1
Discuss

The average monthly income of P and Q is Rs. 6000; that of Q and R is Rs. 5250; and that P and R is Rs. 5500. What is P’s monthly income?

 

  • 1] Rs. 3500
  • 2] Rs. 4500
  • 3] Rs. 6250
  • 4] Rs. 4800
Solution
2
Discuss

The frequency distribution data is given below. If the average age is 17 years, the value of m is

  • 1] 1
  • 2] 2
  • 3] 3
  • 4] 4
Solution
3
Discuss

Average of two numbers is 8 and average of other three numbers is 3; the average of the five numbers is :

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

The average weight of A, B and C is 40 kgs. Weight of C is 24 kgs more than A’s weight and 3 kgs less than B’s weight. What will be the average weight of A, B, C and D, if D weights 15 kgs less than C?

  • 1] 42 kgs
  • 2] 40 kgs
  • 3] 36 kgs
  • 4] 38 kgs
Solution
5
Discuss

A cricketer had a certain average of runs for his 64 innings. In his 65th innings, he is bowled out for no score on his part. This brings down his average by 2 runs. His new average of runs is :

  • 1] 130
  • 2] 128
  • 3] 70
  • 4] 68
Solution
6
Discuss

If the mean of a,b,c is M and ab+bc+ca=0, then the mean of a2,b2,c2 is:

  • 1]

    M2

  • 2]

    3M2

  • 3]

    6M2

  • 4]

    9M2

Solution
7
Discuss

The mean of 100 items was 46. Later on it was discovered that an item 16 was misread as 61 and another item 43 was misread as 34. It was also found that the number of item was 90 and not 100. Then what is the correct mean ?

  • 1] 50
  • 2] 50.7
  • 3] 52
  • 4] 52.7
Solution
8
Discuss

Distance between two stations A and B is 778km. A train covers the journey from A to B at 84 km per hour and returns back to A with a uniform speed of 56 km per hour. Find the average speed of train during the whole journey.

  • 1]

    60 km/hr

  • 2]

    30.5 km/hr

  • 3]

    57 km/hr

  • 4]

    67.2 km/hr

Solution
9
Discuss

Ten years ago, the ages of the members of a joint family of eight people added up to 231 years. Three years later, one member died at the age of 60 years and a child was born during the same year. After another three years, one more member died, again at 60, and a child was born during the same year. The current average of this eight-member joint family is nearest to-

  • 1] 21 years
  • 2] 22 years
  • 3] 23 years
  • 4] 24 years
  • 5] 25 years
Solution
10
Discuss

The average age of husband, wife and their child 3 years ago was 27 years and that of wife and the child 5 years ago was 20 years. The present age of the husband is :

  • 1] 40 years
  • 2] 35 years
  • 3] 50 years
  • 4] None of the options
Solution
# Quiz