甲数是乙数的2.4倍,甲数比乙数多42个,求乙数要算试
问题描述:
甲数是乙数的2.4倍,甲数比乙数多42个,求乙数要算试
答
42÷(2.4-1)
=42÷1.4
=30
甲数是乙数的2.4倍,甲数比乙数多42个,求乙数要算试
42÷(2.4-1)
=42÷1.4
=30