Answer:
840 ways.
Step-by-step explanation:
For the first jar, you have 7 marbles to put in.
For the second, you now have 6 marbles to put in.
For the third, you have 5 marbles.
For the fourth, you have 4 marbles.
7 * 6 * 5 * 4
= 42 * 20
= 840 ways.
Hope this helps!
The answers from questions 6 to 9 are A, C, D, and C.
Answer:
I have no idea im so sry jcfksafjehalcbhjoEwo
Step-by-step explanation:
NHJVGVGHCFGCGJ
Answer:
the rate should be 6ml/hr
Step-by-step explanation:
if 100 ml of solution have 50 units each ml has 0.5 units, (50/100)
so in order to get 3 units in one hour the equation would be
number of units = units per mililiter * number of mililiters in an hour
3 = 0.5 * x
x= 3 / 0.5 = 6ml/hr