Answer:
51.2545454545
Step-by-step explanation:
Answer:
100 black marbles
Step-by-step explanation:
The experimental probability of a black marble is
P(black) = 4/20 = 1/5
We expect that out of the 500 marbles in the box, 1/5 of them are black
1/5 (500) = 100
There should be 100 black marbles
M+n= 14, and 14/9 equals 1 and 5/9.
Answer:
this is the answer your welcome
Step-by-step explanation:
A=100cm²
