दिमाग का खेल – 2 (गणित) The Brain Teaser of this week is based on the concepts of Mathematics. This week’s brain teaser is given below : The six positive numbers a1, a2, a3, a4, a5, a6 are in A.P. having common difference d and six positive numbers g1, g2, g3, g4, g5, g6 are … Continue reading BRAIN TEASER-2 (MATHEMATICS)