X can be 4 or -4
As a minus by a minus is a positive
Answer:
0.0008235
Step-by-step explanation:
8.235 x 10⁻⁴
10 to the exponent of a negative number means the decimal place is moved to the left to make the number smaller.
Move the decimal place 4 over the left.
0.0008235
Gimbles Stuff will have the higher expected value.
Explanation: 15,000x0.3= 4,500 whereas 10,000x0.4= 4,000
Answer 3/13
Step-by-step explanation:
There are 12 face cards, and 6 are black. Thus, the probability of choosing one would be 6/26, or 3/13
Answer:
Step-by-step explanation: