Sets and Set Operations Questions | Prasnya

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Go to subjectMathematics 1 Go to chapterWeek 1

Go to topicSets and Set Operations - Sets and Set Operations

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In an online degree program, it was found that in one term, 72 students took Mathematics, 85 students took Statistics, and 30 students took both Mathematics and Statistics. How many students took only one of the two subjects?

Integer answerOCTOBER 26, 2025

OCTOBER 26, 2025

A group of 500 students went to the college canteen and ordered some items. 285 students ordered ice-cream, 195 students ordered cold coffee, 115 students ordered cold drink, 45 students ordered ice-cream and cold drink, 70 students ordered cold coffee and ice-cream, 50 students ordered cold coffee and cold drink, and 50 students did not order anything. Find the number of students who ordered all three items.

Integer answerJULY 13, 2025

X

be the set of natural numbers divisible by 100,

Y

be the set of natural numbers divisible by 25, and

Z

be the set of natural numbers that are perfect squares. Regions

A, B, C, D, E, F, G

are marked in the Venn diagram (a region can be empty). Which of the following options is/are correct?

Multiple correctFEBRUARY 23, 2025

FEBRUARY 23, 2025