if l:m=3/2:7/4 and m:n=7/3:21/5 find l:n and l:m:n
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He mate:
Given :
=> l : m = 3/2 : 7/4
then,
l : m = 6 : 7
l , m = 6, 7
=> m : n = 7/3 : 21/5
then,
m : n = 5 : 9
m, n = 5, 9
=> l : n = 6 : 9 = 2 : 3
________________
And,
let,
l : m1 = 6 : 7
m2 : n =5 : 9
Then
l : m : n = lm2 : m1m2 : m1n
l : m : n = 6 × 7 : 7 × 5 : 5 × 9
l : m : n = 42 : 35 : 45
________________
Here proved.
Hope it helps you.
Please mark me as brainliest.
Given :
=> l : m = 3/2 : 7/4
then,
l : m = 6 : 7
l , m = 6, 7
=> m : n = 7/3 : 21/5
then,
m : n = 5 : 9
m, n = 5, 9
=> l : n = 6 : 9 = 2 : 3
________________
And,
let,
l : m1 = 6 : 7
m2 : n =5 : 9
Then
l : m : n = lm2 : m1m2 : m1n
l : m : n = 6 × 7 : 7 × 5 : 5 × 9
l : m : n = 42 : 35 : 45
________________
Here proved.
Hope it helps you.
Please mark me as brainliest.
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