Answer:
n=72x9
Step-by-step explanation:
Because Marley is 9x as much, so that's 72x9.
Answer: 2 1/4 hours
Step-by-step explanation:
If Rafael practices 3/4 of an hour each day for three days he will have had 3/4 of an hour practice after day 1, 1 1/2 hours of practice after day 2 and then 2 1/4 hours of practice after day 3.
3 x 3/4 = 9/4
9/4= 2 1/4
√106 is equal to approximately 10.29563
Rounded of to 10.3
