Mathematics · Basic Arithmetic & Number Systems · page 4 of 11
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- 31.
Past Paper MCQ
The mean of 5 numbers is 34. Three of them are 29, 26, and 35. If the remaining two numbers are in the ratio $1:3$, find the numbers.
- 32.
Past Paper MCQ
Find the average of $\frac{5}{6}$, $\frac{4}{3}$, and $\frac{3}{4}$.
- 33.
Past Paper MCQ
The average marks of four subjects is $120$. If $33$ was misread as $13$ during the calculation, what will be the correct average?
- 34.
Past Paper MCQ
In a set $S = \{0, 2, 4, 5, 9\}$, which number, if removed from the set, keeps the average unchanged?
- 35.
Find the average of $8$, $13$, $25$, $43$ and $11$.
- 36.
The average of the numbers $4$, $5$, $6$, $8$, $12$ is ?
- 37.
The average age of 24 boys and a teacher is 15. When the teacher's age is excluded, the average decreases by 1. What is the age of the teacher?
- 38.
What is the arithmetic mean of $34$, $44$, $56$, and $78$?
- 39.
If a student has obtained 60 marks in Physics, 50 marks in Chemistry, and 40 marks in English, the average marks of the student are?
- 40.
What is the average of: $15$, $20$, $30$, $12$, $5$?