Number of items an online shopping site sold per second = 420
Number of items it will sell in 30 minutes =
30 minutes = 1800 seconds
Number of items it will sell in 1800 seconds =
= 1800 × 420
= 756,000
∴ This online shopping site will sell 756,000 in 30 minutes .
Plug in -3 for x
f(-3) = 2(-3) - (-3 + 6)
f(-3) = -6 - (3)
f(-3) = -9
Solution: f(-3) = -9
Answer:
30 more students
Step-by-step explanation:
690 + 30 = 720
720 / 9 = 80
The quantity remaining will be
.. 448*(1/2)^(24/6) = 448/16 = 28 . . . . grams