The value of y varies inversely with x, and y = 12 when x = −4. Find y when x = −2. A: 24
B: -6
C: 6
D: -24

Aliter of water contains about 3.35 x 10^25 molecules. a certain river discharges about 2.9x 10^8 l of water every second. about how many molecules does the river discharge every minute? write your answer in scientific notation