M4maths Previous Puzzles

14 Jul 2021 Unmatched Number

Select the unmatched number from below given choices.

OPtion

1) 133
2) 171
3) -57
4) -114
5) 38
6) -51
7) -171
8) -76
9) 95
10) Nothing unmatched

Solution

every no.given is divisible by its sum except -51.
133=1+3+3=7;133/7=19
171=1+7+1=9;171/9=19
-57=5+7=12=1+2=3;-57/3=19
-114=1+1+4=6;-114/6=19
38=3+8=11=1+1=2;38/2=19
-76=7+6=13=1+3=4;-76/4=19
95=9+5=14=1+4=5;95/5=19

whereas -51=5+1=6;& -51 is not divisible by 6.
so, the unmatched number will be -51.

Correct Option: 6 Best Solution (0)