76.50÷8.5=9
9 per hour
10.50÷9=1.67
1.67 hours for gym B i think
Answer: -16
Step-by-step explanation:
-12-4=-16
Making -16+4=-12
Answer:
Step-by-step explanation:
You should have specified that this is simple interest.
I=P(r/12)t
r=(12I)/(Pt)
r=(12(40))/(500(16))
r=0.06
r=6%
Answer:
648 m.
Step-by-step explanation:
Each walk = 2*81 = 162 m.
So total for 4 walks = 4 * 162
= 648 m.