The variable <em>x </em>is equal to 0.5
Answer:
if it sell 20 it sells30
Step-by-step explanation:
answer is 30%
If Gail practises swimming for 1 and 1/4 hours a day, then in a week she'll do:
1 1/4 * 7 = 5/4 * 7 = 35/4 = 8 3/4 [hours]
In other words she'll practice 8 hours and 45 minutes a week (assuming that she's still practicing on weekends).
