 
 <translate> Alissa folding it 3 times makes 2 × 2 × 2 = 8 pieces of note - size paper per letter - size paper. So 5 pieces of letter - size paper make 5 × 8 = 40 pieces of note - size paper. 1 note pad would last 40 ÷ 10 = 4 days if someone wrote 10 notes a day.
The answer: 4. <hau> Alissa ta ninka shi sau 3 ya zama 2 × 2 × 2 = 8 na takarda mai girman rubutu a kowace takarda mai girman harafi. Saboda haka, takarda 5 masu girman harafi suna yin 5 × 8 = takarda 40 masu girman rubutu. Littafin rubutu 1 zai ɗauki kwanaki 40 ÷ 10 = 4 idan wani ya rubuta rubutu 10 a rana. Amsar ita ce: 4. 