100 chocolate bars —> 100 wrappers
100 wrappers —> 10 more bars —> 10 more wrappers
10 more wrappers —> 1 more bar. Total:
100 bars + 10 bars + 1 bar = 111 bars.
Answer:
5:4
Step-by-step explanation:
The ratio would be
80:64 since there are 80 cars to 64 trucks.
You can simplify by dividing everything by 16.
5:4
Answer:
23:31
Step-by-step explanation:
..............
Since the random variable x is continuous, we can make use of linear operator
E(X*) = E(5 - 3X)
X* = E(5) - E(3X)
X* = 5 - 3E(X)
X* = 5 - 3(2.71)
X* = -3.13
The mean of the transformed variable is -3.13.<span />
