Question
Statements: Some pastries are toffees.
All toffees are chocolates. All chocolates are sandwich. Conclusions: I. All toffees are sandwich. II. Some pastries are sandwich. III. Some chocolates are toffees. In each of the questions below are given three statements followed by three conclusions numbered I, II and III. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of given conclusions logically follows from the given statements disregarding commonly known facts.Solution
All toffees are chocolates(A) + All chocolates are sandwich(A) ⇒ All toffees are sandwich(A). Hence conclusion I follow. Some pastries are toffees(I) + All toffees are chocolates(A) ⇒ Some pastries are chocolates(I) + All chocolates are sandwich(A) ⇒ Some pastries are sandwich(I). Hence conclusion II follows. All toffees are chocolates(A) ⇒ Conversion ⇒ Some chocolates are toffees(I). Hence conclusion III follows.
'рдХреНрд╖реБрджреНрд░' рдХрд╛ рд╡рд┐рд▓реЛрдо рд╣реЛрдЧрд╛:
рдиреАрдЪреЗ рджрд┐рдпреЗ рдЧрдП рдкреНрд░рд╢реНрдиреЛрдВ рдореЗрдВ рд╢рдмреНрдж рдХреЗ рд╕рд╣реА рдЕрд░реНрде рдХрд╛ рдЪреБрдирд╛рд╡ рд╡рд┐я┐╜...
рдордЧрд░рдордЪреНрдЫ рдХрд╛ рд╕реНрддреНрд░реАрд▓рд┐рдВрдЧ рд╣реЛрдЧрд╛ -
рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рдореЗрдВ рд╕реЗ рдХреМрди-рд╕рд╛ рд╢рдмреНрдж рд╢реБрджреНрдз рд╣реИ ?
рд╣реНрд╕реНрд╡ рд╕реНрд╡рд░ рдХрд┐рддрдиреЗ рдкреНрд░рдХрд╛рд░ рдХреЗ рд╣реЛрддреЗ рд╣реИрдВ
' рд╕рдиреНрддреЛрд╖ ' рд╢рдмреНрдж рдореЗрдВ рдХреМрди-рд╕рд╛ рдЙрдкрд╕рд░реНрдЧ рд╣реИ ?
рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рдореЗрдВ рд╕реЗ рдХреМрди рдЕрд▓реНрдк рд╡рд┐рд░рд╛рдо рдЪрд┐рдиреНрд╣┬ард╣реИ?
рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рдореЗрдВ рд╕реЗ 'рддрддреНрд╕рдо рд╢рдмреНрдж рдХреМрдирд╕рд╛ рд╣реИ?
рднрд╛рд╡рд╡рд╛рдЪреНрдп рдореЗрдВ ____________ рдкреНрд░рдзрд╛рдирддрд╛ рд╣реЛрддреА рд╣реИред
'рд░рд╕ рдЧрдВрдЧрд╛рдзрд░' рдХрд┐рд╕ рдЖрдЪрд╛рд░реНрдп рдХреА рдХреГрддрд┐ рд╣реИ :