For the following questions answer them individually
Find the greatest among these fractions.
$$\frac{5}{11}, \frac{3}{15}, \frac{12}{11}, \frac{4}{7}, \frac{9}{12}$$
Ages of a mother and daughter are in the ratio 12 : 5. Ten years hence, she will be twice as old as her daughter. What is the sum of their ages at present?
In this question, three statements are given followed by two conclusions. Choose the conclusion(s) which best fit(s) logically.
Statements:
1) Some flats are apartments.
2) No apartment is a hall.
3) Some halls are rooms.
Conclusions:
I. At least some rooms are flats.
II. No apartment is a room.
The profit on the sale of a product is 25%.What will be the loss per cent, if the values of cost price and selling price are interchanged?