Question

4. Find x :
(i) 5:7 :: 15 : x​

Answer 1

Answer:

$5 \div 7 = 15 \div x \\ 5 \times x = 15 \times 7 \\ x = 15 \times 7 \div 5 \\ x = 3 \times 7 \\ x = 21ans \: \\ \\ pls \: mark \: me \: as \: brainliast \: and \: followme$

Answer 2

Answer:

Hola

Step-by-step explanation:

5:7::15:x

5x = 15 x 7

x = 3 x 7

x = 21

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