Answer:
27.69 cubic meters
Step-by-step explanation:
1 cubic feet =0.028 cubic meter
978*0.02832= 27.69cubic meters
Add the times for each group together and divide by the quantity to find the averages and compare:
Average for green group is: 4.317
Average for blue group is 4.298
The blue group has a lower (faster) average .
Answer: the blue group
Because we know that the number in between x+6 and 2x-3 is 18, we can solve for x by doing (x+6+2x-3)/2=18. this simplifies to 3x+3=36, or x=11.