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How many books can fit in a single rack of width 20 cm, if the width of each book is 4 cm?B f
Step 1: Number of books that fit into the rack = width of the rack / width of each book[Substitute the values.]=
Step 2: = [Divide the numerator and the denominator by 4.]
Step 3: = 5[Write as 5.]
Step 4: Number of books that can fit in the rack is 5.