770.пж*********************

Question

770.пж*********************

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Answer 1

А)75/100=3/4
б)42/63=2/3
в)56/60=14/15
г)81/420=81/420
д)72/24=3
е)75/25=3
ж)35/42=5/6
з)36/32=9/8=1 1/8
и)42/49=6/7
к)32/60=8/15