If 0.8 : X :: 5: 8, then what is X equal to?
Answer & explanation
Correct answer: option 1
0.8 : X :: 5 : 8
⇒ 5X = 0.8 x 8
⇒ 5x = 6.4
⇒ x = 1.28.
If 0.8 : X :: 5: 8, then what is X equal to?
Correct answer: option 1
0.8 : X :: 5 : 8
⇒ 5X = 0.8 x 8
⇒ 5x = 6.4
⇒ x = 1.28.