Question

The compound ratio of 3:4 and the inverse ratio of 4:5 is 45:x. Find x
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Answer 1

Answer:

hi gyus this is om choubey your science educator at unacademy platform

Answer 2

Answer:

x=48

Step-by-step explanation:

inverse ratio of 4:5 is 5:4

now

compound ratio of 3:4 and 5:4

= 3×5:4×4

=15:16

by problem

compound ratio = 45:x

i.e

15:16=45:x

15(x)=45×16

x=48