A spider is trying to climb a wall that is 15 metres high. In each hour, it climbs up 3 metres, but falls back 2 metres. In how
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<h2>Answer:</h2><h2>The rate of reading a book per month = 
= 20%</h2>
Step-by-step explanation:
Nathan read 2 books in 10 months.
The time taken to complete 1 book = = 5 months
To complete 1 book it takes 5 months.
The rate of reading a book per month = = 20%
