Răspuns :

Mateiid

1 x 3 x 5 = 3 x 5 = 15

15 x 80 = 15 x 8 x 10 = 120 x 10 = 1200

1200 - 699 = 501

11 x 13 x 15 < 501

143 x 15 < 501

2145 < 501

=> FALS

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