70) A man is facing West. He turns 45 degree in the clock-wise direction and then another 180 degree in the same direction and then 270 degree in the anti-clockwise direction. Which direction is he facing now?

71) A man starts from a point 'X' and walks 3 km southwards, then he turns left and walks 6 km. In which direction is he from the starting point?

72) The H.C.F. of 595 and 252 is

73) The L.C.M. of 26, 56, 104 and 182 is

74) A student was asked to divide a number by 3. But, instead of dividing it, he multiplied it by 3 and got 29.7. What was the correct answer?