m4maths Maths Puzzle

The Sum of the internal angle of a n-sided convex polygon is An + B, where A
and B are constants. What is the value of A/B?

Read Solution (Total 5)

m4maths Other Question

An artist has a canvas of length 10 inches and breadth 7 inches. He paints a green
square of side 1 inch in one corner of the canvas. He then paint s the two adjacent
square with blue colour. He then paints the two adjacent squares with blue colour.
He continues to paint the entire canvas in such a way that no green square is
adjacent to a blue square and vice vers (a) What is the ratio of number of blue
squares to the number of green squares?
(a) 10: 7 (b) 5 : 7 (c) 1: 1 (d) 7:10
You have nine balls, three of which are slightly heavier, and three of which are slightly lighter than the normal three. All three balls in each group has the same weight. All nine balls are identical otherwise. Your mission is to determine the group of every ball using a pair of scales.

How many weighings are needed in order to ensure the accomplishment of your mission?