Search questions
Use text search or combine filters to find exactly the questions you need.
Class 10 · Mathematics
→If n(A − B) = 9, n(A ∩ B) = 4, n(B − A) = 6, and the outside region has 5 elements, what is n(U)?
Class 10 · Mathematics
→Which statement is correct for a Venn diagram?
Class 10 · Mathematics
→In a Venn diagram, what is B − A equal to?
Class 10 · Mathematics
→In a Venn diagram, what is A − B equal to?
Class 10 · Mathematics
→If A ⊆ B, n(A) = 4, and n(B) = 10, what is n(A ∩ B)?
Class 10 · Mathematics
→If A ⊆ B, n(A) = 5, and n(B) = 12, what is n(A ∪ B)?
Class 10 · Mathematics
→If A ∩ B = ∅, n(A) = 6, and n(B) = 11, what is n(A ∪ B)?
Class 10 · Mathematics
→If n(A) = 9, n(B) = 7, and n(A ∩ B) = 2, what is the total number of elements that belong only to A and only to B?
Class 10 · Mathematics
→If n(A) = 10, n(B) = 8, n(C) = 6, n(A ∩ B) = 3, n(A ∩ C) = 2, n(B ∩ C) = 1, and n(A ∩ B ∩ C) = 0, what is n(A ∪ B ∪ C)?
Class 10 · Mathematics
→If the value of n(A ∩ B ∩ C) for three sets is 4, where should 4 be written in the Venn diagram?
Class 10 · Mathematics
→In a Venn diagram of three sets, which region represents A ∩ B ∩ C?
Class 10 · Mathematics
→If the universal set U = {1, 2, 3, 4, 5} and A = {2, 5}, what is the complement A′?
Class 12 · Mathematics
→If A = {a, b, c} and B = {c, d, e}, what is A ∪ B?
Class 10 · Mathematics
→If A = {2, 4, 6} and B = {1, 2, 3, 4}, what is A − B?
Class 10 · Mathematics
→If A = {1, 2, 3, 4} and B = {3, 4, 5, 6}, what is A ∩ B?
Class 10 · Mathematics
→In a club of 28 members, 15 like music, 13 like dance, and 4 like both. How many members like only dance?
Class 10 · Mathematics
→In a survey of 35 people, 16 read Hindi, 14 read English, and 6 read both languages. How many people read only Hindi?
Class 10 · Mathematics
→In a group of 40 people, 22 like tea, 18 like coffee, and 7 like both. How many people like neither tea nor coffee?
Class 10 · Mathematics
→In a class of 30 students, 18 play cricket, 12 play football, and 5 play both. How many students play at least one of the two games?
Class 10 · Mathematics
→