Answer:12
Step-by-step explanation:
60 times 20 = 1200 1200 divided by 100 = 12
It’s B. because 6•6=36 and B shows a little over six so B would be your answer.
Answer:
5r + 3s ≥ 30
Step-by-step explanation:
We know Keiko wants to do exercise at least 30 minutes a day, and she wants ideally to mix up the activities, by combining running and swimming into her schedule.
Since each lap she runs takes 5 minutes and each lap she swims takes 3 minutes, these will be the left side of the inequality:
5r + 3s
She wants to exercise at least 30 minutes a day, so...
5r + 3s ≥ 30
she could do 3 laps of running and 5 laps of swimming for example.
Answer:
2700 I believe
Step-by-step explanation:
Circumference of whole circle =

360÷20=18

hence length of arc = 1/3 pi