88.25% of 450 =?% of 530
70
68
75
80
65
Here, the given expression can also be written as 88% of 450 =? % of 530 or 88×450=?×530 or 88×450530=? or ?=396053 or ? =74.71≈75
The needle of a dip circle shows an apparent dip of 450 in a particular position and 530 when the circle is rotated through 900. Find the true dip.