C.: The answer is C because the probability that the marble chosen WILL be black is choice D: 3/17. However, the question is asking what the probability is that a marble chosen is NOT black. Therefore, you do 17-3 and get 14. So, the answer is 14/17: C.
4. The “B” would be in the middle square, that’s surrounded with 2 squares on its sides. The “T” would be the very bottom square.
(5,7)
translate down by 4:
(5,3)
reflect over y (so invert x-coordinate):
(-5,3)
It need a lone number. so something like x2+x+3
Step-by-step explanation:
bear and lion go first and the lion stay there.
then, the bear cross back, stay and let the ape cross alone.
after that the lion get on the boat and pick up the bear.