KK.17 Number of spots of dice

The sum total of the spots of the upper face and down face of a die is set to 7.

For example, the spots of the under face of the die of Fig. 1 is 6.

As shown in Fig. 2, the rectangular prism was made by attaching the same number of spots of six dice.

(1) Find the number of the spots of the face A.

(2) Find the sum total of the number of the spots of all the faces of the rectangular prism of Fig. 2.













Answer
(1) 1
(2) 72

Reference