question 13 full process
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hey mate hear is your answer:
Let's the third proportional to 12 and 30 be x.
then,12:30::30:×<=>12×=30×30<=>×(30*_30_)
12
= 75
:third proportional to 12and 30=75
mean proportional between 9 and 25=
Let's the third proportional to 12 and 30 be x.
then,12:30::30:×<=>12×=30×30<=>×(30*_30_)
12
= 75
:third proportional to 12and 30=75
mean proportional between 9 and 25=
harsh8939:
hey friend this not full answer hear half answer 9x25=15.therefore required rational =75:15=5:1
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