Answer:..............................
Yes, what?
A computer can perform 4.5×〖10〗^2 instructions in a second. Which expression shows how long it would take to perform 1.8×〖10〗^10 instructions?
8.1×〖10〗^12 seconds
Answer:
what?
Step-by-step explanation:
a/c = d/a
you would cross multiply to get aa = cd
aa = a^2
so you would have a^2 = cd
If it take some x minutes to upload some y digital photographs, it means it has an average of: x/y minutes to upload a single digital photograph. Then, to upload z photographs, you just multiply x/y by z.
Spoilers for answer:
If it take 7.2 minutes to upload 8 digital photographs, it means it has an average of: 7.2/8 = 0.9 minutes to upload a single digital photograph. This means that, by this rate, it will take 20 * 0.9 = 18 minutes to upload 20 photographs to the website.