TCS
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Numerical Ability
Number System
you hav coins of all dimensions. You need to provide exact change at the counter. You have 155p coin. In how many parts will u divide this so that u will provide the exact change required and carry as less coins as possible?
Read Solution (Total 3)
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- i think quest is wrong... the quest must be 255
if 255, then juz use binary code 8 4 2 1
add 128+64+32+16+8+4+2+1=255 - 14 years agoHelpfull: Yes(11) No(4)
- 1+2+4+8+16+32+64+128 ......which makes 8 coin you to carry
- 14 years agoHelpfull: Yes(10) No(2)
- 8 coins (1,2,4,8,16,32,64,128)
- 14 years agoHelpfull: Yes(1) No(0)
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