The average (arithmetic mean) of a set of mean daily temperatures

您还没有登录，登录以后才可以查看答疑和进行提问。

试题详情

The average (arithmetic mean) of a set of mean daily temperatures for x days is 70 degrees. When a mean daily temperature of 75 degrees is added to this set, the average increases to 71 degrees.

Quantity A

Quantity B

A、Quantity A is greater.
B、Quantity B is greater.
C、The two quantities are equal.
D、The relationship cannot be determined from the information given.

答案：B

专业教师答疑

最新

提问

还没有人问到这里。

问个问题

答疑小程序

最热提问

Numeric Entry
The ratio of the angles of a triangle is 2:3:4. Ho......
Sentence Equivalence
Estimating demographic parameters in marine mammal......
Text Completion
Many scholars have argued that the United States S......
Sentence Equivalence
Baker was struck by the amount of _____ she saw at......
Text Completion
Philosophy, unlike most other subjects, does not t......
Reading Comprehension
The primary purpose of the passage is to......
Reading Comprehension
Which of the following can be inferred from the pa......
Reading Comprehension
Which of the following, if true, most helps to exp......