MATH -GWD-3 -Q29 求牛牛指导~

默默楚

Q29:

Each week a certain salesman is made a fixed amount equal to $300 plus a commission equal to 5 percent of the amount of these sales that week over $1,000.What is the total amount the salesman was paid last week?

(1)The total amount the salesman was paid last week is equal to 10 percent of the amount of these sales last week.

(2)The salesman’s sales last week total $5,000.



A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.

B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.

C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.

D. EACH statement ALONE is sufficient.

E. Statements (1) and (2) TOGETHER are NOT sufficient.

rukawa

答案是D么？

a380boeing787

300+(sales-1000)*0.05
(1) 300+(sales-1000)*0.05=0.1sales
(2) sales=5000
所以选D哈 不知道对不对