UP POLICE CONSTABLE AVERAGE QUIZ-3

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Question 1:

The average marks of 40 students in an English exam is 72. Later it is found that three marks 64,62 and 84 were wrongly entered as 68,65 and 73. The average after rectification is-

Question 2:

What is the ratio of average of all even numbers between 104 and 148 and average of all odd numbers from 113 to $159 ?$

Question 3:

The average marks of Raji in a certain examination are $85 .$ If she got 20 more marks in Maths and 12 more marks in English, then the average becomes 89 . Find total number of subjects she studied.

Question 4:

The batting average for 30 innings of a cricket player is 40 runs. His highest score exceeds his lowest score by 100 runs. If these two innings are not included, the average of the remaining 28 innings is 38 runs. The lowest score of the player is:

Question 5:

The average age of 12 persons in a committee increased by 3 years, when 2 men of age 33 years and 37 years replaced by 2 women. Find the average age of 2 women (in years).

Question 6:

The average weight of $39$ students of a class is $40 \mathrm{~kg}$. If the weight of class teacher is added the average increases by $500 \mathrm{gm}$. Find the weight of the class teacher.

Question 7:

The average of three numbers $a$, $b$ and $c$ is 2 more than $c$. The average of $a$ and $b$ is 48 . If $d$ is 10 less than $c$, then the average of $c$ and $d$ is:

Question 8:

The number of students in section $A$ and section $B$ of a class are 40 and 52, respectively. The average score in mathematics of all the students is 75 . If the average score of the students in $\mathrm{A}$ is $20 \%$ more than that of students in B, then what is the average score of students in B?

Question 9:

The mean temperature of Monday to Wednesday was $27^{\circ} \mathrm{C}$ and the mean tempreture of Tuesday to Thursday was $30^{\circ} \mathrm{C}$ if the temperature of Monday was $2 / 3$ rd of the temperature of Thursday, What was the temperature of Thursday?

Question 10:

The average weight of 39 students of a class is 40 kg. If the weight of the teacher is included, the average weight rises by $500 \mathrm{gm}$. What is the weight of teacher?