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Given p : q = 5 : 2 and q : r = 4 : 3, find the ratio of p : q : r​

User Ponjoh
by
6.6k points

2 Answers

2 votes

Answer:

p : q : r​ =

10 : 4 : 3

Explanation:

to make q equal in the two equations :

p : q = 5 : 2 x4

p : q = 20 : 8

q : r = 4 : 3 x2

q : r = 8 : 6

So p : q : r​ =

20 : 8 :6

10 : 4 : 3

User Guido Dizioli
by
6.2k points
1 vote

Answer:

p : q : r = 10 : 4 : 3

Explanation:

Expressing the ratio in fractional form


(q)/(r) =
(4)/(3) ( cross- multiply )

4r = 3q ( divide both sides by 4 )

r =
(3)/(4) q =
(3)/(4) × 2 =
(3)/(2)

Then

p : q : r

= 5 : 2 :
(3)/(2) ( multiply all parts by 2 )

= 10 : 4 : 3

User Fernando Petrelli
by
6.5k points