Question
Statements: Some font is marker. All
marker is letter. No letter is design. Every design is review. Conclusions: I. Some design being marker is a possibility. II. All marker can be review. III. Mostly review is letter. In the questions given below there are three statements followed by three conclusions I, II and III. You have to take the three given statements to be true even if they seem to be at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusions definitely follows from the given statements disregarding commonly known facts.Solution
All marker is letter (A) + No letter is design (E) → No marker is design (E) → No conclusion. Hence conclusion I does not follow. All marker is letter (A) + No letter is design (E) → No marker is design (E) + Every design is review (A) → Some review are not marker (O*) → Probable conclusion→ All marker can be review (A). Hence conclusion II follows. No letter is design (E) + Every design is review (A) → Some review are not letter (O*). Hence conclusion III does not follow.
The average age of 33 children and their teacher's age are 25 years. If the teacher's age is excluded, the average reduces by 1. What is the teacher's age?
In a classroom, the average score of 15 students on a test is 44 points. If 5 new students, each with an average score of 'x' points, join the class, an...
Average weight of a group of ‘x’ people increased by 1.5 kg, when a person weighing 56 kg joined the group while the average weight increased by 2 k...
Ajay on his birthday distributed on an average 9 toffees per student. If on the arrival of the teacher and the headmaster to whom Ajay gave 16 and 22 to...
The average age of 15 children and their teacher's age are 12 years. If the teacher's age is excluded, the average reduces by 2. What is the teacher's age?
The average weight of 12 students in a dance class is 45 kg. If the weight of 3 instructors is also included, then the new average weight of each person...
The average weight of 40 students in a class is 60 kg. A group of students with average weight 50 kg joins the class, and the overall average becomes 58...
The average expenditure of a man for the first 4 month is Rs.4000 and for the next 8 months is Rs.6000. If he saves 11000 in that year then find his ave...
The average age of 10 men is increased by 2 years when two of them whose age are 24 and 26 years replaced by two new men. The average age of the two ne...
The average runs of a bowler increased by 4 runs when he took 144 wickets in his 40th match. Find the average wickets taken by the bowler after 40 matches.