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Maths Puzzle
Numerical Ability
1! + 2! + 3! +4!+......+99!
digit in the unit position of the integer is ?
Read Solution (Total 1)
1+2+6+24+120+720+....=unit digit 3
7 years ago
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Book Other Question
while covering a distance of 24km a man noticed that after walking for 1hr and 40min,the distance covered by him was 5/7 of the remaining distance.what was his speed in metres per second?
2,4,7,35,42,462..???
a)5016
b)470
c)4712
d)475