Question

1) Let's find if the pair of ratios given below are equal and also find if four members
are in proportion
(a) 7 : 2 and 28:8,(b) 9:7 and 18: 14,(c) 1.5: 3 and 4.5:9,​

Answer 1

Answer:

b is a paired ratio

c is also a paired ration

all the three are in proportuon according to the fact that product of means=product pf extremes

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Answer 2

all r equal ...........if they r equal they r automatically in proportion ...

°•°a:b::c:d can be written as a:b = c:d