Answer:
6 runners
Step-by-step explanation:
Each runner ran 7.5 km. If there were n runners, then (7.5 km)n = 45 km.
Solve this for n by dividing 7.5 km into 45 km:
n = 6
There were 6 runners.
3/4 or 75% are boys
9, 12
Just multiply the 3,4,5 triple by 3 and u get 9, 12, 15
Prism d has the greater volume
Let the number be y
The statement can be interpreted as
85% of y = 646