Find the missing number.

In each of the following questions, select the missing number from the given responses.

Raju walked 2 km in the North – West. Then he turned 90 clockwise and walked 2 km. Then he turned 90 clockwise and walked 2 km. In which direction he would be from the starting point?

Ramesh walked 3 km. towards the west and then walked 2 km. after turning to the left. Then he turned to his right and walked 3 km. Finally, he turned to his right and walked 2 km. In which direction is he now from his starting point?

Find the odd word from the following:

In the following question, correct the equation by interchanging two numbers.
9 × 3 – 8 ÷ 2 + 7 = 26

Rana goes 10 km. towards the North and then turns to the left and covers the distance of 4 km. Then he turns to the right and goes 5km. Then he goes 4 km. after turning to the right. How far is he now from the starting point of his journey?

If '+' becomes '-' and '×' becomes '÷', find the value of ((175 + 160) × 50) × 10.