Answer:
9/16
Step-by-step explanation:
that is 12/16 of 15/20
= 3/4 * 3/4
= 9/16 answer
[tex]\frac{9}{16}[/tex]
simplify the given fractions
[tex]\frac{15}{20}[/tex] = [tex]\frac{3}{4}[/tex] and
[tex]\frac{12}{16}[/tex] = [tex]\frac{3}{4}[/tex]
fraction buying at least 1 book = [tex]\frac{3}{4}[/tex] × [tex]\frac{3}{4}[/tex] = [tex]\frac{9}{16}[/tex]