Teachoo MCQ Test

Short Quiz

Preparing for CBSE

Chapter 5 Class 7 - Connecting the Dots... (Ganita Prakash II) | 5 questions

Timed test. Answer every question before time runs out. Correct answers and solutions appear after submission.
Time remaining 480
Question 1 of 5
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Question 1 of 5
Seven scores have mean 16. Replacing a score of 9 by 23 gives what new mean?
Select one option. Answers are shown after the test.
Question 2 of 5
Find the median of 3, 8, 5, 9, 5 and 7.
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Question 3 of 5
A plant grew by 4, 7, 3, 9 and 6 cm in five weeks. What is the range of these growth values?
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Question 4 of 5
Group A has 15 students with mean 24. Together, Groups A and B have 25 students with mean 28. What is Group B’s mean?
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Question 5 of 5
The ordered data are 4, 6, 8, 9 and 11. After 100 is added as a sixth value, what is the median?
Select one option. Answers are shown after the test.