Std 8 maths ch 5 || ભાગ=૧૭|| standard 8 maths ch 5 in gujarati || Class 8 maths ch 5 || Child Guruji

There are 8 math's books and 6 science books in a almirah. In how many wayscan 4 books of each subject be selected?

In a school, students must take at least one of these subjects: Maths, Physics or Chemistry. In a group of 50 students, 7 take all three subjects. 9 take Physics and Chemistry only, 8 take Maths and Physics only and 5 take Maths and Chemistry only. Of these 50 students, x take Maths only, x take Physics only and x + 3 take Chemistry only. Draw Venn diagram, find x, and hence find the number taking Maths.

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