Questions & Answers: "Average"
Complete guide to "Average" for Math students. Below you will find important questions and model answers to help you prepare.
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We are building a dedicated quiz for this topic, but you can test your skills on a similar concept: Geometry (Angles, Circles, and 3D Nets) - Scholarship-VIII Practice Set 1.
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6 QuestionsFollowing table shows the subjectwise marks scored by a student in a summative test. Find the average marks.
Options
40
38
42
36
A car travelled the distance 38 km, 27 km, 40 km, 35 km in the first four hours respectively. How much distance the car should travel in the fifth hour, so that the average speed of the car will be 35 km/hr?
Options
25 km
40 km
45 km
35 km
The average of 10 numbers is 20. Out of which the average of first 6 numbers is 15. The average of last 3 numbers is 16 then what will be the seventh number?
Options
72
62
52
60
In a class the average age of 41 students was 13.5 years. If the age of the class-teacher is added to the total ages of the students, then the average age increases by 6 months. Find the age of the class teacher.
Options
43 years 6 months
34 years 6 months
35 years 6 months
36 years 6 months