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In a school for a student out of a 100 he got 74 of average for 7 subjects and he got 79 marks in 8th subject, what is the average of all the subjects?

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(74*7+79)/8=74.625
13 years agoHelpfull: Yes(21) No(1)

total marks obtain=74*7+79=597
max marks=800
percent=597/800*100=74.625 Answer
13 years agoHelpfull: Yes(8) No(3)
74.625 is the answer
13 years agoHelpfull: Yes(1) No(3)

TCS Other Question

The three sides of a triangle are given 18, 18, 28 cms and this triangle is converted into a square. So what will be the area of the square generated? Anoop managed to draw 7 circles of equal radii with their centres on the diagonal of a square such that the two extreme circles touch two sides of the square and each middle circle touches two circles on either side. Find the ratio of the radius of the circles to the side of the square.
1) [2+ 7sqrt(2)]:1
2) 1:[2+ 6sqrt(2)]
3) 1:[2+ 7sqrt(2)]
4) 1:(4+ 7sqrt(3)]