TCS
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Numerical Ability
Number System
find last 2 digits
(201*202.........209)^2
Read Solution (Total 5)
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- its 00 at the end...it will be like (01)^2*(02)^2......(09)^2=00
- 11 years agoHelpfull: Yes(26) No(0)
- 202*205 gives 0 at unit place.
(202*205)*201*203*204*...*209 gives 0 at unit place.
square of this result gives 00 at last two places.
therefore 00 is the ans. - 11 years agoHelpfull: Yes(21) No(1)
- answer is 00
- 11 years agoHelpfull: Yes(4) No(0)
- its 3^5,..
- 11 years agoHelpfull: Yes(0) No(6)
- 00 at the end
- 11 years agoHelpfull: Yes(0) No(0)
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