CBSE Class 11-science Answered
IQ of a person is given by the formula
, where M A is mental age and CA is chronological age. If
for a group of 15-year children, find the range of their mental age.
![](http://images.topperlearning.com/topper/questions/9084_image017.gif)
![](http://images.topperlearning.com/topper/questions/9084_image018.gif)
Asked by Topperlearning User | 30 Apr, 2014, 13:32: PM
Given,
![](https://images.topperlearning.com/topper/questions/9084_image001.gif)
![](https://images.topperlearning.com/topper/questions/9084_image019.gif)
![](https://images.topperlearning.com/topper/questions/9084_image001.gif)
![](https://images.topperlearning.com/topper/questions/9084_image020.gif)
![](https://images.topperlearning.com/topper/questions/9084_image001.gif)
![](https://images.topperlearning.com/topper/questions/9084_image021.gif)
![](https://images.topperlearning.com/topper/questions/9084_image001.gif)
![15 less or equal than M A less or equal than 24](https://images.topperlearning.com/topper/tinymce/cache/dbf77350e72953ce494b7acbae5e36a4.png)
![](https://images.topperlearning.com/topper/questions/9084_image002.gif)
Answered by | 30 Apr, 2014, 15:32: PM
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