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Pa answer po tnx... ​

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Sagot :

Solution:

1.

[tex]\tt{45\% \times 800 = 360}[/tex]

2.

[tex]\tt{(100\% - 15\%) \times 800 = 680}[/tex]

3.

[tex]\tt{(30\% + 10\%)800 = 320}[/tex]

Answer:

1.) 360 pupils come in the school by bicycle.

2.) 680 pupils did not walk in going to school.

3.) 320 pupils come to school by bus and a car.

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