If u + v = 84 and u − v = 4, then u : v is equal to:
Answer & explanation
Correct answer: option 1
u + v = 84 ..(1.)
u - v = 4 ..(2.)
2u = 88
⇒ u = 44
Putting it in (1.)
⇒ 44 + v = 84
⇒ v = 40
⇒ Hence u : v = 44 : 40 = 11 : 10.
If u + v = 84 and u − v = 4, then u : v is equal to:
Correct answer: option 1
u + v = 84 ..(1.)
u - v = 4 ..(2.)
2u = 88
⇒ u = 44
Putting it in (1.)
⇒ 44 + v = 84
⇒ v = 40
⇒ Hence u : v = 44 : 40 = 11 : 10.