Curriculum
Course: Mathematics — Second Preparatory
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Curriculum

Mathematics — Second Preparatory

Unit 1: Real Numbers

0/10

Unit 2: Algebra

0/8

Unit 3: Geometry

0/12

Unit 4: Statistics

0/4
Quiz

Measures of Central Tendency — Lesson quiz

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  • Questions count: 1
  • Passing grade: 60%
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1.
The mean of five numbers is 10, and four of them are 8, 9, 11 and 12. What is the fifth number?
10
40
50
11