Answer:
i need point
Step-by-step explanation:
popopopo
Answer:
Yes
Step-by-step explanation:
A proportional relationship between a quantity y and a quantity x that has a constant of proportionality k is represented by the equation y = kx. If an equation in a different form can be rewritten as above, then it is a proportional relationship.
No the 8/12 is the bigger one
Answer:
Step-by-step explanation:
Let the speed of the roller coaster at the bottom is v.
radius, r = 47 m
Let the mass is m and the force at the bottom is 2.5 times the weight.
F = 2.5 mg
So, the force is



v² = 1.5 gr
v² = 1.5 x 9.8 x 47
v = 26.3 m/s