Answer: D
Step-by-step explanation:
(5z + 15) - (11z + 2)
= (5z-11z) +(15-2)
= -6z+13
The probability of selecting a yellow marble is #of yellow marbles/total # of marbles= 6/30 or .2 or 20%
If there are 300 marbles in the bag, a good estimate for the total number of red marbles in the bag is 90.
9/30=.3 = the percentage of red marbles
.3(300) = 90
Answer:
108
Step-by-step explanation:
do u guys stay on this and text on this
B is the correct answer I think
Answer:
12.
Step-by-step explanation:
if to re-write the given condition, then

it is clear, the required constant is 12 (12 per hour).