Question
Shipping Brothers, Inc. charges customers based on the weight of their package. They charge $5 for shipping packages that are less than 30 pounds. They charge $10 for shipping packages that are 30 pounds to less than 50 pounds. They charge $15 for shipping packages that are 50 pounds to less than 75 pounds. They charge $20 for shipping packages that are 75 pounds or heavier. Based on the graph, find the appropriate interval for $10 shipping rate.
(1 point)
Responses
5≤x<30
5 less-than-or-equal-to x less than 30
30≤x≤50
30 less-than-or-equal-to x less-than-or-equal-to 50
50≤x<75
50 less-than-or-equal-to x less than 75
30≤x<50
(1 point)
Responses
5≤x<30
5 less-than-or-equal-to x less than 30
30≤x≤50
30 less-than-or-equal-to x less-than-or-equal-to 50
50≤x<75
50 less-than-or-equal-to x less than 75
30≤x<50
Answers
GPT-4o mini
The appropriate interval for the $10 shipping rate is:
**30 ≤ x < 50**
This means that the shipping cost is $10 for packages that weigh between 30 pounds (inclusive) and 50 pounds (exclusive).
**30 ≤ x < 50**
This means that the shipping cost is $10 for packages that weigh between 30 pounds (inclusive) and 50 pounds (exclusive).