Q1)-The average temperature on Wednesday, Thursday and Friday was degree.
The average temperature on Thursday, Friday and Saturday was 24 degree.
If the temperature on Saturday was 27 degree,
what was the temperature on Wednesday?
Q2)-The average age of a family of 5 members is 20 years.
If the age of the youngest member be 10 years
then what was the average age of the family at the time of the birth of the youngest member?
Q3)-If the average marks of three batches of 55, 60 and 45 students respectively is 50, 55, 60, then the average marks of all the students is:
Q4)-In Arun's opinion, his weight is greater than 65 kg but less than 72 kg. His brother doest not agree with Arun and he thinks that Arun's weight is greater than 60 kg but less than 70 kg. His mother's view is that his weight cannot be greater than 68 kg. If all are them are correct in their estimation, what is the average of different probable weights of Arun?
Q5)-A cyclist rides 24 km at 16 km/h and a further 36 km at 15 km/h. Find his average speed for the journey.
Q6)-The average age of the mother and her six children is 12 years which is reduced by 5 years if the age of the mother is excluded. How old is the mother ?
Q7)-Marks of a student were wrongly entered in computer as 83, actual marks of that student were 63. Due to this mistake average marks of whole class got increased by half (1/2). Find the total number of students in that class.
Q8)-The average weight of a class of 20 boys was calculated to be 58.4 kgs and it was later found that one weight was misread as 56 kg instead of 65 kg. What is the correct weight?
Q9)-A student's mark was wrongly entered as 83 instead of 63. Due to that the average marks for the class got increased by 12. What is the number of students in the class?
Q10)-The average weight of 8 person's increases by 2.5 kg when a new person comes in place of one of them weighing 65 kg. What is the weight of the new person?
The average temperature on Thursday, Friday and Saturday was 24 degree.
If the temperature on Saturday was 27 degree,
what was the temperature on Wednesday?
24
22
28
30
Ans.- D
Q2)-The average age of a family of 5 members is 20 years.
If the age of the youngest member be 10 years
then what was the average age of the family at the time of the birth of the youngest member?
12
12.5
13
14.5
Ans.- B
Q3)-If the average marks of three batches of 55, 60 and 45 students respectively is 50, 55, 60, then the average marks of all the students is:
53.33
54.68
55
56
Ans.- B
Q4)-In Arun's opinion, his weight is greater than 65 kg but less than 72 kg. His brother doest not agree with Arun and he thinks that Arun's weight is greater than 60 kg but less than 70 kg. His mother's view is that his weight cannot be greater than 68 kg. If all are them are correct in their estimation, what is the average of different probable weights of Arun?
65 kg
67 kg
69 kg
Data inadequate
Ans.- B
Q5)-A cyclist rides 24 km at 16 km/h and a further 36 km at 15 km/h. Find his average speed for the journey.
15.38 km/h
16 km/h
15.5 km/h
None of these
Ans.- A
Q6)-The average age of the mother and her six children is 12 years which is reduced by 5 years if the age of the mother is excluded. How old is the mother ?
40
41
42
43
Ans.- C
Q7)-Marks of a student were wrongly entered in computer as 83, actual marks of that student were 63. Due to this mistake average marks of whole class got increased by half (1/2). Find the total number of students in that class.
21
25
30
45
Ans.- D
Q8)-The average weight of a class of 20 boys was calculated to be 58.4 kgs and it was later found that one weight was misread as 56 kg instead of 65 kg. What is the correct weight?
64.7 kg
57.75 kg
58.85 kg
58.58 kg
Ans.- C
Q9)-A student's mark was wrongly entered as 83 instead of 63. Due to that the average marks for the class got increased by 12. What is the number of students in the class?
45
40
42
41
Ans.- B
Q10)-The average weight of 8 person's increases by 2.5 kg when a new person comes in place of one of them weighing 65 kg. What is the weight of the new person?
75 kg
50 kg
85 kg
80 kg
Ans.- C
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