Question

(26)Are 16 ∶ 24 ∷ 20∶ 30 in proporation?​

Answer 1

Answer:

a) = 16:24::20:30

= 16 × 20

24. 30

= 16×30=480

= 20×24=480

=> 480=480

= lhs=rhs

so, they are in proportion..

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Answer 2

Answer:

$\huge\red{A}\green{N}\blue{S}\orange{W}\pink{E}\red{R}$

16:24 :: 20:30

$\frac{16}{24} \times \frac{20}{30} \\ = 16 \times 30 = 20 \times 24 \\ 16 \times 30 = 480$

480=480

They are in proportion