Answer:
452.16 m^2
Step-by-step explanation:
The surface area of a sphere is given by
A=4πr^2
= 4 * π * ( 6)^2
= 4 * π *36
144 π
Letting pi = 3.14
A is approximately 452.16 m^2
Answer:
46
Step-by-step explanation:
Well $1o each than 10×4=40 and 40 +6=46
Answer:
5 chaperones are needed.
Step-by-step explanation:
400 x 4/5 = 320
320 ÷ 75 = 4.3
Answer: 40 minutes
Step-by-step explanation:
It takes 16 minutes for the first 2 stations to water their sections which means that the time taken per station is:
= 16/2
= 8 minutes per station
Ms. Reynolds has 5 stations.
Total time taken will therefore be:
= 8 * 5
= 40 minutes
