Answer:
1) 20: 25
2) 15: 3
Step-by-step explanation:
Answer:
a. Not proportional
b. Proportional;
k = ⅞
Step-by-step explanation:
A proportional relationship is usually represented in the format, y = kx. k here represents constant of proportionality. This shows that x and y are directly proportional.
a. y = -2x + 9 is not a proportional equation.
b. y = ⅞x is a proportional equation.
Constant of proportionality: k = ⅞
Answer:
the bike was bought for $20
Step-by-step explanation:
this is true because 20*2.50 is 50
2.50 is the same as 250%
A hope it helps tell me if I am wrong
The answer is 4% because 80%-76%=4%