Quiz Test Of 12th February

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Quiz Test

Quiz Test

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1 / 10

The average temperature for Monday, Tuesday, Wednesday and Thursday was 48 degrees and for Tuesday, Wednesday, Thursday and Friday was 46 degrees. If the temperature on Monday was 42 degrees. Find the temperature on Friday ?

A) 34B) 36
C) 38D) 40

2 / 10

The average age of a husband and his wife was 23 years at the time of their marriage. After  five years they have a one-year old child. The average age of the family now is :

A) 25B) 23
C) 19D) 18

3 / 10

The average weight of a class of 24 students is 35 kg. If the weight of the teacher be included, the average rises by 400 g. The weight of the teacher is :

A) 45 kgB) 46 kg
C) 47 kgD) 48 kg

4 / 10

The average salary of all the workers in a workshop is Rs. 8000. The average salary of 7 technicians is Rs. 12000 and the average salary of the rest is Rs. 6000. The total number of workers in the workshop is :

A) 20B) 21
C) 23D) 24

5 / 10

The average of 11 numbers is 10.9. If the average of the first six numbers is 10.5 and that of the last six numbers is 11.4, then the middle number is :

A) 10.5B) 11.5
C) 12.5D) 13.5

6 / 10

7 / 10

The average age of 8 men is increased by years when two of them whose ages are 21 years and 23 years are replaced by two new men. The average age of the two new men is :

 

A) 20B) 30
C) 40D) 50

8 / 10

10 years ago, the average age of a family of 4 members was 24 years. Two children having been born (with age diference of 2 years), the present average age of the family is the same. The present age of the youngest child is :

A) 1B) 2
C) 3D) 4

9 / 10

The mean of 50 observations was 36. It was found later that an observation 48 was wrongly taken as 23. The corrected new mean is :

A) 35B) 36.5
C) 40D) 42

10 / 10

Of the four numbers, whose average is 60, the first is one-fourth of the sum of the last three. The first number is :

A) 17B) 29
C) 36D) 48

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