If A + B means A is the brother of B; A - B means A is the sister of B and A x B means A is the father of B. Which of the following means that C is the son of M?

Renu walks 5 km towards south then she turns towards her left and walks 5 km and then she turns towards here right and walks 7 km, now she turns towards her right and walk 5 km and finally take a left turn and walks 4 km and stops. How far and in which direction is she from her original position?

If Monday is the first day of May, how many Wednesdays will be in this month? 

In a row of girls, Kamya is 5th from the left and Preeti is sixth from right. When they exchange their position, then Kamya becomes 13th from the left. What is the new position of Preeti from right?

The weights of 4 boxes are 70, 100, 20 and 40 kilograms. Which of the following cannot be the total weight, in kilograms, of any combination of these boxes and in a combination a box can be used only once. 

Find the missing number?

In the following question a question and then two statements-I and II are given. You have to determine that the data provided in these statements is enough to answer the question or not. Study both the statement-

I. Nisha’s rank in the class from the top is 10^th and from the bottom is 23 rd. 

II. Nandita is 10 rank above Roopa, who is 18^th from the top.

    How many students are in the class?

15th August 1992 was a Saturday. Which day of the week was on 15th August 1993 -