MEDIUM
9th Tamil Nadu Board
IMPORTANT
Earn 100

In a colony, 275 families buy Tamil newspaper, 150 families buy English newspaper, 45 families buy Hindi newspaper, 125 families buy Tamil and English newspapers, 17 families buy English and Hindi newspapers, 5 families buy Tamil and Hindi newspapers and 3 families buy all the three newspapers. If each family buy at least one of these newspapers, then find the number of families buy only one newspaper.

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Important Questions on Set Language

HARD
9th Tamil Nadu Board
IMPORTANT

In a colony, 275 families buy Tamil newspaper, 150 families buy English newspaper, 45 families buy Hindi newspaper, 125 families buy Tamil and English newspapers, 17 families buy English and Hindi newspapers, 5 families buy Tamil and Hindi newspapers and 3 families buy all the three newspapers. If each family buy at least one of these newspapers then find number of families buy at least two newspapers.

HARD
9th Tamil Nadu Board
IMPORTANT

In a colony, 275 families buy Tamil newspaper, 150 families buy English newspaper, 45 families buy Hindi newspaper, 125 families buy Tamil and English newspapers, 17 families buy English and Hindi newspapers, 5 families buy Tamil and Hindi newspapers and 3 families buy all the three newspapers. If each family buy at least one of these newspapers, then find the total number of families in the colony.

MEDIUM
9th Tamil Nadu Board
IMPORTANT
A survey of 1000 farmers found that 600 grew paddy, 350 grew ragi, 280 grew corn, 120 grew paddy and ragi, 100 grew ragi and corn, 80 grew paddy and corn. If each farmer grew at least any one of the above three, then draw the Venn diagram and find the number of farmers who grew all the three.
MEDIUM
9th Tamil Nadu Board
IMPORTANT

In the diagram, if n(U)=125, y is two times of x and z is 10 more than x, then find the value of x, y and z.

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MEDIUM
9th Tamil Nadu Board
IMPORTANT

Each student in a class of 35 plays at least one game among chess, carrom and table tennis. 22 play chess, 21 play carrom, 15 play table tennis, 10 play chess and table tennis, 8 play carrom and table tennis and 6 play all the three games. Draw Venn diagram and find the number of students who play chess and carrom, but not table tennis.

MEDIUM
9th Tamil Nadu Board
IMPORTANT

Each student in a class of 35 plays at least one game among chess, carrom and table tennis. 22 play chess, 21 play carrom, 15 play table tennis, 10 play chess and table tennis, 8 play carrom and table tennis and 6 play all the three games. Find the number of students who play only chess.

MEDIUM
9th Tamil Nadu Board
IMPORTANT

Each student in a class of 35 plays at least one game among chess, carrom and table tennis. 22 play chess, 21 play carrom, 15 play table tennis, 10 play chess and table tennis, 8 play carrom and table tennis and 6 play all the three games. Find the number of students who play only carrom.

MEDIUM
9th Tamil Nadu Board
IMPORTANT
In a class of 50 students, each one come to school by bus or by bicycle or on foot. 25 by bus, 20 by bicycle, 30 on foot and 10 students by all the three. Draw Venn diagram and find how many students come to school exactly by two modes of transport?