Because for shipping by the Boston mailing company is based on the amount that a customer spends for customers spending under $50 the shipping rate is $10 for $50 to under $100 to shipping rate is $7 for $100 to under $140 to shipping rate is four dollars for $140 and over the shipping rate is two dollars what domain interval will have a shipping rate of $4

A. 50<s<100
B. 100<s<140
C. 100<s<140
D. 100<s<140

1 answer

The shipping rate of $4 applies to customers spending between $100 and under $140. Therefore, the correct interval for the shipping rate of $4 is:

B. 100 ≤ s < 140

(C is incorrectly repeated; the correct choice should specify the correct interval.)