Question

if a ratio b is equal to 3 ratio 4 and b ratio c is equal to 5 ratio 5 then A ratio c is equal (a) 5:9 (b) 3:4 (c) 1:2 (d) 5:8​

Answer 1

Answer:

Option B

Step-by-step explanation:

a:b = 3:4 = 15:20

b:c = 5:5 = 20:20

a:c = $\frac{a}{b} \times \frac{b}{c}= \frac{15}{20} \times \frac{20}{20}= \frac{3}{4} = 3:4$

Hence, Option B is the correct option.

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Answer 2

5:9 is 5x and 9x 3:4 is 3x and 4x……1:2 is 1x and 2x 5:8 is 5x and 8x