甲乙丙三个数的和是300,甲数是120,丙数是乙数的五分之四,丙数是A.80 B.100 C.180
问题描述:
甲乙丙三个数的和是300,甲数是120,丙数是乙数的五分之四,丙数是
A.80 B.100 C.180
答
甲乙丙三个数的和是300,甲数是120,丙数是乙数的五分之四,丙数是
A.80 B.100 C.180