Elitmus
Exam
Numerical Ability
Height and Distance
in chess board remove 4 square block from four corners where given side of square is 30cm then area of square is
A) 2000 B) 2000/9 c) 9000 D) i dont remeber 4 th option
Read Solution (Total 5)
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- 2000=20*20*5
- 8 years agoHelpfull: Yes(1) No(0)
- kindly explain this
- 8 years agoHelpfull: Yes(1) No(0)
- ans is 2000
- 8 years agoHelpfull: Yes(1) No(0)
- Side of 1 square=30cm
so, length of the chess board=30*8=240
area of whole chess board=240*240=57,600
and the area of 1 corner squares=30*30=900
so , area of 4 corner squares=900*4=3,600
Area of left squares=57,600-3,600=54,000 ans - 1 year agoHelpfull: Yes(1) No(0)
- Please explain how to solve this question..
- 8 years agoHelpfull: Yes(0) No(0)
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