Question
A boat goes 6 km an hour in still water, but takes twice
time as much time in going the same distance against the current. The speed of the current (in km/hour) is :Solution
Let the speed of the current be x kmph. According to the question, 6/(6 – x) = 2 ⇒ 12 – 2x = 6 ⇒ 2x = 12 – 6 ⇒ x = 6/2 = 3 km/hr
How many male members are there in the family?
Which of the following is true about K?
If R has only one child and there are four male members in the family then how is the child of R related to Y?
How is M related to L?
How is U related to V?
Which of the following combinations of person is not a married couple?
How is M related to I?
Answer the questions based on the information given below:
There are six members D, E, F, G, H and I in the family of three generations. Each g...
N is married to O. P is the daughter of N, who is the mother-in-law of Q. R is the son of Q. O has only one child. How is O related to Q?
U is the daughter in law of whom among the following