Question

Four usual dice are thrown on the ground. The total of numbers on the top faces of these four dice is 13 as the top faces showed 4, 3, 1 and 5 respectively. What is the total of the faces touching the ground?

A) 12
B) 13
C) 15
D) Cannot be determined

Answer 1

c) 15

explanation :

the no. opposite to 4=3

""""3=4

""""1=6

""""5=2

therefore, their total =3+4+6+2=15