40% of the memberships sold by Gym A were gold memberships.
25% of the memberships sold by Gym B were gold memberships.

Which statement must be true?

CLEAR CHECK

If both gyms sold 80 total memberships, Gym A sold 12 more gold memberships.



If both gyms sold the same number of memberships, Gym A sold 15 more gold memberships.



Gym A sold more gold memberships than Gym B did.


If Gym B sold 50 memberships, 25 would be gold memberships.