Answer:
15 seconds
Step-by-step explanation:
Because the split id 25% and 75%, we could create another average pretending that there are four kids, one who ran in 12 seconds, and three who ran in 16.
Equation for averages: (a₁ + a₂ + a₃ + ...
)/ n
Plug in:<em> (12 + 16 + 16 + 16)/4</em>
Add: 60/4
Divide: 15 seconds
The negation isn't always true, as you can be unhappy while also not being hungry.
Answer:
5.24
Step-by-step explanation:
33.012/6.3=5.24
No actually you can just multiply both sides of the equation by 2 and get y-4=20. then add 4 to both sides to get y=24.