CAT
Exam
1+2+3+4+5+6+9879+78=?
Read Solution (Total 4)
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- 1+2+3+4+5+6+9878+78=9978
- 10 years agoHelpfull: Yes(4) No(3)
- add 1+2+3+4+5+6=21
now add 21 to 9879
i.e. 9900 now you can easily add 78 in it
so answer is 9978 - 10 years agoHelpfull: Yes(2) No(1)
- 1+2+3+4+5=21
then 21+9879=9900
9900+78=9978
ans:9978 - 10 years agoHelpfull: Yes(1) No(1)
- i know
use any calculator
- 10 years agoHelpfull: Yes(0) No(0)
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