PLZ I WILL GIVE BRAINLEST Bobby has 38 dolar and his siter had 92 dolar how much more money sister have?

His sister had 54 more dollars than him.

Step-by-step explanation: 92 (sister's amount) -38 (Bobby's amount) = 54 (total difference).

 The required probability is 0.8.

Step-by-step explanation:  Let, 'E' denotes the event that a train leaves on time and 'F' denotes the event that the train arrives on time.

Then, according to the given information,

The event that the train arrives on time and leaves on time will be

So,

We are to find the probability that the train arrives on time, given that it leaves on time, ie., P(F/E).

We have

Thus, the required probability is 0.8.