exam Maths Puzzle Numerical Ability

The ratio of the complement of an angle to its supplement is 1 to 4. Find the measure of the angle.

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exam Other Question

Solve the system by addition

x+y=1
x-y=3
A farmer has 2 rectangular fields.The larger field has twice the length and 4 times the width of the smaller field.If the smaller field has area K , then the area of the larger field is greater than the area of the smaller field by what amount?