The table shows the number of Primary 6 pupils who had their weight measured. Some information was smudged with ink.
Category Number of boys Number of girls Number of Primary 6 pupils who had their weight measured
Underweight 15 19 34
Acceptable Weight 118 97 [smudged]
Overweight 11 [smudged] [smudged]
Total number of Primary 6 Pupils 276
What is the difference between the number of girls who are underweight and overweight? Ans: ___

Category	Number of boys	Number of girls	Number of Primary 6 pupils who had their weight measured
Underweight	15	19	34
Acceptable Weight	118	97	[smudged]
Overweight	11	[smudged]	[smudged]
Total number of Primary 6 Pupils			276

It won't just hand you the answer — it asks where you're stuck.How the checker works

Worked solution

1. Find the total number of boys

$\text{Total boys} = 15 + 118 + 11 = 144$

2. Find the total number of girls

$\text{Total girls} = 276 - 144 = 132$

3. Find the number of overweight girls

$\text{Overweight girls} = 132 - 19 - 97 = 16$

4. Find the difference between the number of girls who are underweight and overweight

$\text{Difference} = 19 - 16 = 3$

Answer

$3$

AI analysis — may contain mistakes.

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