The time it takes Sam’s computer to download a music file is proportional to the size of the file. A 6‑megabyte file takes 10 seconds to download. Which equation describes the relationship between x, the file size in megabytes, and y, the time in seconds? A.
y=53x

B.
y=x+4

C.
y=x−4

D.
y=35x

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?

What is the interquartile range of this data set? 2, 5, 9, 11, 18, 30, 42, 48, 55, 73, 81