Challenger App

Given below are three statements and three conclusions. Take the statements to be true even if they are at variance with commonly known facts, and decide whether the conclusion/s follow/s from the given statements.

Statements:

I. All chairs are desks.

II. All desks are chalks.

III. All chalks are boards.

Conclusions:

I. Some boards are desks.

II. Some chalks are chairs.

III. Some boards are chairs.

In a society with 100 members , each member plays atleast one sport amongst cricket, hockey and volley ball. If 20 members plays cricket only , 30 play hockey only, 25 play volley ball only, 12 play both cricket and hockey, 7 play both hockey and volley ball and 3 members play all the sports , then how many members play atleast two sports ?