M4maths Maths Puzzle Category

Three integers x, y, z such that 1 =< x, y, z =< 9 and x not= y not= z are choosen. The sum of products of numbers taken in pair is 73 and their sum is 16. If any of the three number is a perfect square, then their product will be

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M4maths Other Question

Mr. Brown tells to his son David that his age was 11 times that of Davids 15 year before. After two year his age would be x more than the sum of ages of his sons, here x is the present age of David. If brother of David is 8 years younger than David, then age of Mr Brown is What is the next number of the following sequence
0, 2, 12, 60, 320, .......