Logical Reasoning MCQ - Logical Problems

36 A group of 30 students play cricket and football. 20 plays cricket and 15 plays football. Each student plays at least one game. How many of them plays both

15 + 20 = 35 - 30 = 5.

37 There are six books A, B, C, D, E and F. B, C, and E haye blue covers while the rest have red covers. D and F are new books while 'the rest are old books. A, C and D are law reports while the rest are of physics. Which is the red covered new law report book?

A	B	C	D	E	F
Red	Blue	Blue	Red	Blue	Red
Old	Old	Old	New	Old	New
Law	Phy	Law	Law	Phy	Phy

38 There are six books A, B, C, D, E and F. B, C, and E haye blue covers while the rest have red covers. D and F are new books while 'the rest are old books. A, C and D are law reports while the rest are of physics. Which two are old physics books and have blue cover

39 There are six books A, B, C, D, E and F. B, C, and E haye blue covers while the rest have red covers. D and F are new books while 'the rest are old books. A, C and D are law reports while the rest are of physics. Which is blue covered, old and a law report book

40 In a group of five persons A, B, C, D and . E one is a farmer, one is a physicist, one is a journalist, one is an industrialist and one is a doctor. A, C + doctor prefer tea to coffee and two of them B + Journalist prefer coffee to tea. Industrialist + D + A are friends but two of these prefer tea to office. The farmer is C's brother. Who is a farmer.

A + 'C + Doctor = Tea
D + A + Industrialist = Coffee
(only two of them)
D + Industrialist = coffee
B + Journalist = coffee
B = Industrialist
D = Journalist
Subtracting B + D from A + B + C + D+E
A + C + E = Tea
A + 'C + Doctor = Tea'
E = Doctor
C's brother is a farmer
A = Farmer
C = Physicist is the last professional