please solve these, i need an answer asap
( please include all the steps the best answer will be marked as BRAINLIEST )
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Answer:
a) 5/21
b) 150/7
c) 124/5
d) 170/7
Step-by-step explanation:
a) (3/7 )*(5/9)=(3*5)/(7*9)
,=5/(7*3)
=5/21
b)(25/3)* (54/21)=(25*54)/(3*21)
=(25*18)/21
=(25*6)/7
=150/7
c)(31/5)*(12/3)=(31*12)/(5*3)
=(31*4)/5
=124/5
d) 5*34/7=(5*34)/7
=170/7
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