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Maths Puzzle
Mrs. James was playing with her baby. She felt bored playing with her and she found some blocks. And she started playing with that, the top layer must be one less than the bottom layer. She altogether found 55 bricks.How many bricks does she need to place at the bottom layer.
Read Solution (Total 2)
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- 10 bricks to place at bottom layer.
n*(n+1)/2 = 55
Put n=10 to solve the equation
10(10+1)/2 = 55
110/2 == 55 - 12 years agoHelpfull: Yes(1) No(0)
- 10 bricks at bottom layer.
Then total no of bricks = 10+9+8+7+6+5+4+3+2+1 = 55 - 12 years agoHelpfull: Yes(0) No(0)
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