Answer:
390.377
Step-by-step explanation:
pi*r^2
Yes, as one half or 1/2 is also 10/20. 11/20 is greater than half by a 10% margin.
12/15 games have been won then they won 3 which makes it then 15/18 because the denominator is how many games they've played while the numerator is how many games they one.

Cross multiply both...

divide each side by 18 to make the x by itself
Which gives you x=83.333%



Maximum number of packets = 8
16 ÷ 8 = 2
There are 2 pencils in each packet.
24÷8 = 3
There are 3 erasers in each bag.
Rosy can have a maximum of 8 packets. Each packet has 2 pencils and 3 erasers.
5
the factors of 20 are 1, 2, 4, 5, 10, 20
the factors of 15 are 1, 3, 5, 15
the common factor of 20 and 15 is 5