If the product of the integers w,x,y and z is 770,and if 1<w<x<y<z.what is the v

游客2024-01-13  13

问题 If the product of the integers w,x,y and z is 770,and if 1<w<x<y<z.what is the value of w+z?

选项 A、10
B、13
C、16
D、18
E、21

答案 B

解析 The prime factorization of 770 is 2×5×7×11, so w= 2, z= 11, and w+z= 13.
The correct answer is B.
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