Elitmus
Exam
Category
how many 3 digit numbers can be formed such that their sum should be 16.
a. 60 b. 63 c. 66 d. none of the options
i wrote 66 is it correct?
Read Solution (Total 13)
-
- ur ans is absolutely correct...
for soln deatails url " http://postimg.org/image/ls3nqwsj1/ "
- 9 years agoHelpfull: Yes(11) No(0)
- @abhishek. 907,970,709,790
- 9 years agoHelpfull: Yes(4) No(0)
- Ans is 66.
addition of three no form 100 to 999
first start
907 in 4 ways.
916 in 6 ways.
925 in 6 ways.
934 in 6 ways.
total= 22
so on
808 in 2 ways.
817 in 6 ways.
826 in 6 ways.
835 in 6 ways.
844 in 3 ways.
total= 23.
so on
709 & 718 are not consider because we already consider above.
727 in 3 ways.
736 in 6 ways.
745 in 6 ways.
total = 15
and
664 in 3 ways.
565 in 3 ways.
so total no = 22+23+15+3+3=66 - 9 years agoHelpfull: Yes(3) No(0)
- its answer is 60.
- 9 years agoHelpfull: Yes(1) No(4)
- I cant understand ur solution ,which is explaining in this: http://postimg.org/image/ls3nqwsj1/
Mr. Naveen Kumar - 9 years agoHelpfull: Yes(1) No(0)
- Why are you not considering 169 and few other numbers also.. i got total of 90 numbers.
- 9 years agoHelpfull: Yes(1) No(0)
- option D is the correct ans.
- 9 years agoHelpfull: Yes(1) No(0)
- oh thank god..
- 9 years agoHelpfull: Yes(0) No(0)
- plz explain ur ans in detail as how 907 = 4
- 9 years agoHelpfull: Yes(0) No(0)
- plzz can anybody post cryptography question of yesterday please????
- 9 years agoHelpfull: Yes(0) No(0)
- www.javacodepoint.com
//What will be the O/P ?
class U
{
public static void main(String args[])
{
int i = 0;
int j = i++ + i + i-- + i + --i + i + ++i + i;
System.out.println(i);
System.out.println(j);
}
} - 9 years agoHelpfull: Yes(0) No(0)
- @ Aisa
o/p-->0
0 for slon details url---> " http://postimg.org/image/4o89jibq7/ " - 9 years agoHelpfull: Yes(0) No(2)
- CAN YOU PLZ EXPLAIN THE SOLN.
- 9 years agoHelpfull: Yes(0) No(0)
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