Campus
Maths Puzzle
Logical Reasoning
How many squares in the chess board?
Read Solution (Total 1)
1^2 + 2^2 + 3^2 +4^2 +5^2 +6^2 + 7^2 +8^2= 204
10 years ago
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Campus Other Question
in a village a tree was there.nearby that tree some power lines were there.
a parrot was sitting in the tree and some birds were sitting in power line.
parrot said looking at the birds"hello birds.your total count is 100".
birds replied:"no.you are wrong.if you include us and our relations and half of our relations and (half and half)of our relations and you,the total count will be 100".
how many birds were sitting in power line?
Three pipes A,B & C are attached to a cistern. A & B can fill it in 20 & 30 minutes respectively, while C can empty it in 15 Minutes. If A,B & c are kept open successively for 1 min each, how soon would the cistern be filled. ??
Options are:
a) 180 min.
b)160 min.
c) 155 min.
d) 167 min.
e) 57 min.