4. In a class of 40 students, 24 like black colour and 18 like white colour while 5 like
neither. Find the number of students who like both black and white colours. Draw a
Venn diagram to represent it.
5. Meena gets a certain amount as pocket money. She spends one-fourth of it on
stationery and one-third in the school canteen. If she saves 340, using Venn diagram
find the amount of pocket money she received.
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Answer:
A∩B=7
Step-by-step explanation:
A∩B=24+18+5-40
A∩B=7
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