If U + V = 80 and U : V = 5 : 3, then what is the value of U - V?
Answer & explanation
Correct answer: option 1
U + V = 80,
⇒ U : V = 5 : 3,
⇒ (5 + 3)units = 80,
⇒ 8 units = 80,
⇒ 1 unit = 10,
⇒ u - v = 5 - 3 = 2 units = 2 x 10 = 20.
If U + V = 80 and U : V = 5 : 3, then what is the value of U - V?
Correct answer: option 1
U + V = 80,
⇒ U : V = 5 : 3,
⇒ (5 + 3)units = 80,
⇒ 8 units = 80,
⇒ 1 unit = 10,
⇒ u - v = 5 - 3 = 2 units = 2 x 10 = 20.