There are 40 pupils in a class. 75% of them are present. How may are present? How many are absent? with solution please :D

40, 70% present means 28 present , mean 40 - 28 = 12 absent

this is lengthy working

think like this

70% present means 30% absent —— 30% of 40 = 12 absent

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Step-by-step explanation:

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30 are present 10 are absent

Step-by-step explanation:

75%=3/4

so 3/4 of them are absent

3/4(40)=30

and 40-30=10 are absent

49%

step-by-step explanation:

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