Question
Statement: All flowers are petals All
flowers are roots Some flowers are herbs Conclusion: I. Some herbs are roots II. Some petals are herbs III. All petals are roots In the question three statements are given, followed by three conclusions, I, II and III. You have to consider the statements to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.Solution
Some flowers are herbs (I) β conversion β Some herbs are flowers (I) + All flowers is roots (A) β Some herbs are roots (I). Hence conclusion I follows. Some flowers are herbs (I) β conversion β Some herbs are flowers (I) + All flowers are petals (A) β Some herbs are petals (I). β Conversion β Some petals are herbs (I). Hence conclusion II follows. All flowers are petals β conversion β Some petals are flowers (I) + All flowers are roots (A) β Some petals are roots (I). Hence conclusion III does not follow.
The average marks scored by 20 boys and 45 girls are 88 and 94 respectively. Find the average marks scored by all the students together. (Answer should ...
The average of six numbers is 8. When three new numbers are included in such a way that the first number is Β twice the second and second number is thri...

5 positive numbers are written on a piece of paper. Sum of first 3 numbers is 70 and ratio of the 4th and the 5th number is 2:3. If difference between t...
A toy seller has white, pink, and blue balls in the ratio 3:7:11. The number of pink balls is more than the number of white balls by a number which is a...
A frustum of a cone has radii of 5 cm and 3 cm, and a height of 8 cm. What is its volume?
A and B started a business investing Rs. 1500 for βxβ months and Rs. 1800 for 10 months, respectively. Out of total profit of Rs. 5000, profit shar...
In a group of 3 numbers, the 1st is double of 2nd and half of third. If the average of the three numbers is 56 then find the difference between t...
The average age of a group of 8 friends is 30 years. If one of them leaves, the average becomes 29. Find the age of the friend who left.
- The number of students in class 'A' is 144, and the ratio of the number of girls to boys in class 'A' is 5:7. If the average number of boys in classes 'A' ...