Fred is away at them moment. I don't know exactly when he's coming back but I'm sure he'll be back ______ Monday.

A). at

B). in

C). by

D). until

by

by

• Point A is 30 metres to the east of point B. Point C is 10 metres to the south of Point A. Point D is 15 metres to the west of Point C. Point E is exactly in the middle of the Points D and F. Points D, E and F lie in a straight line. The length of the lin
• A @ B means `A is not smaller than B? A # B means ?A is neither smaller than nor equal to B? A % B means ?A is neither smaller than nor greater than B? A $ B means ?A is not greater than B? A * B means ?A is neither greater than nor equal to B?
• The ratio of the sum of the salaries of A and B to the difference of their salaries is 11 : 1 and the ratio of the sum of the salaries of B and C to the difference of their salaries is also 11 : 1. If A's salary is the highest and C's is the lowest then w
• There are three taps A, B and C in a tank. They can fill the tank in 25 hrs, 20 hrs and 10 hrs respectively. At first all of them are opened simultaneously. Then after 1 hrs, tap C is closed and tap A and B are kept running. After the 4th hour, tap B is a
• Direction: There are nine members in a family. There are three married couple. A who is married to B does not have any son like G. G is the only sibling of I who is son in law of B. F is married to brother of H’s husband. G is father of E and D. A i