Question

a
5 Draw a frequency polygon usingM.v From the following table. (4)
Marks 0 - 10/10-20 20-30 30-40 40-50/50-60

no of students 5
12
15
22
14
4​

Answer 1

Answer:

The main function of your heart is to keep blood that's full of oxygen circulating throughout your body. Because your heart is crucial to your survival, it's important to keep it healthy with a well-balanced diet and exercise, and avoid things that can damage it, like smoking.