15.
To find this, here is the work in the photo attached:
They could be 28 + 29 + 30
Answer:
The answer would be 11.51
Step-by-step explanation:
π is rougroughly 3.14
√70 = 8.37
3.14 + 8.37 = 11.51
There are 60 minutes in an hour and percent means per one hundred so:
p/100=18/60
p=1800/60
p=30%