M4maths Maths Puzzle Category

A man travels 10 meter towards east from point A to point B, then he turns left for 10 m from point B to point C. From point C it starts to move in a semicircle CXD. CD is perpendicular to BC and D is towards east relative to C. If his distance at D from initial point A is 50 m, then radius of semicircle path will be

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10*Sqrt(6) - 5 is the correct answer.
which is option 3
10 years agoHelpfull: Yes(1) No(0)

M4maths Other Question

The number of prime numbers "P" such that 1999! +1 < P < 1999! +1999 ?No

1) 1
2) 0
3) 1999
4) 2000
A business man invested 45% of the sum in dry fruit business, 35% of the sum in gift item business and 20% of the sum in fruit business. In a year he received a profit of 1 million rupee in dry fruit business and fruit business both. In gift item business he got a percentage profit equal to the sum of profit percentage in dry fruit and fruit businesses. His profit in gift item business (in million rupee) was