The average age of 13 students is 42 years. If the teacher's age is included, the new average becomes 43 years. What is the precise age of the teacher?
Prepare
39 questions — filter by subject, topic & difficulty
The average age of 13 students is 42 years. If the teacher's age is included, the new average becomes 43 years. What is the precise age of the teacher?
The average age of 8 students is 21 years. If the teacher's age is included, the new average becomes 22 years. What is the precise age of the teacher?
Get immediate access to verified answers, detailed AI explanations, and diagnostic test reports.
The average age of 9 students is 26 years. If the teacher's age is included, the new average becomes 28 years. What is the precise age of the teacher?
The average age of 8 students is 43 years. If the teacher's age is included, the new average becomes 45 years. What is the precise age of the teacher?
The average age of 12 students is 39 years. If the teacher's age is included, the new average becomes 40 years. What is the precise age of the teacher?
The average age of 7 students is 33 years. If the teacher's age is included, the new average becomes 35 years. What is the precise age of the teacher?
The average age of 8 students is 45 years. If the teacher's age is included, the new average becomes 47 years. What is the precise age of the teacher?
The average age of 7 students is 29 years. If the teacher's age is included, the new average becomes 32 years. What is the precise age of the teacher?
The average age of 14 students is 32 years. If the teacher's age is included, the new average becomes 34 years. What is the precise age of the teacher?
The average age of 11 students is 37 years. If the teacher's age is included, the new average becomes 39 years. What is the precise age of the teacher?
The average age of 10 students is 49 years. If the teacher's age is included, the new average becomes 51 years. What is the precise age of the teacher?
Complete the analogy: Doctor is to Hospital as Teacher is to ___.
Not only the principal but also the teachers ___ attending the seminar.
Choose the option that correctly completes the sentence: Neither the teacher nor the students ___ present.
Neither the teacher nor the students ___ present in the hall.
When teaching Quranic concepts across different age groups, a teacher should:
When a student makes a spoken error in ESL class, the teacher's most effective correction technique is often:
A biology teacher uses a concept map showing cells → tissues → organs → systems. This strategy primarily supports:
Before conducting an acid-base laboratory with students, a teacher's FIRST responsibility is:
When teaching Newton's Third Law, a teacher asks two students to push against each other. This demonstrates:
Showing 20 of 39 questions