Answer:
434
Step-by-step explanation:
310 times .4 (percentage) = 124 which is how much she gained, then you add that onto the original amount to find how many she has now, which is 434
I believe is 4.9. I hope that helps
Answer:
y = 5/2x
y = 35/2
Step-by-step explanation:
direct variation
y = kx
Substitute the values for x and y
15 = k(6)
Divide each side by 6 yo find k
15/6 = k
5/2 = k
The equation is y = 5/2 x
Now we know x =7
y = 5/2(7)
y = 35/2
A vertex is the common point that two lines or rays diverge from.
B because you already know number of cookies eaten, you dont know if the total was 12 cookies because you dont know how many days so, if you dont know how many days then y would be the number of days... Good Luck