Question

Un copil arezolvat exercitii : inprima zi a rezolvat 1/4din ce sea propus, a doua zi 1/3 din cele ramase si atrea zi ultimele 8 .​

Answer 1

$\it Prima \ zi:\ |----|\rule{40}{0.7}|\rule{40}{0.7}|\rule{40}{0.7}|\\ \\ A\ doua\ zi:\ |----|\rule{40}{0.7}|\rule{40}{0.7}|\\ \\ A\ treia\ zi:\ |\rule{40}{0.7}|\rule{40}{0.7}|\ =\ 8$

$\it 8:2\cdot4=4\cdot4=16\ probleme\ (total)$