Steve ,a cyclist ,leaves the corner of first and maple on his bicycle and travels 9 mph .two hours later his brother leaves form first and maple and comes after him on a moped traveling 27 mph .how long will it take him to catch up with Steve
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Steve ,a cyclist ,leaves the corner of first and maple on his bicycle and travels 9 mph .two hours later his brother leaves form first and maple and comes after him on a moped traveling 27 mph .how long will it take him to catch up with Steve
Steve ,a cyclist ,leaves the corner of first and maple on his bicycle and travels 9 mph .two hours later his brother leaves form first and maple and comes after him on a moped traveling 27 mph .how long will it take him to catch up with Steve
Steve ,a cyclist ,leaves the corner of first and maple on his bicycle and travels 9 mph .two hours later his brother leaves form first and maple and comes after him on a moped traveling 27 mph .how long will it take him to catch up with Steve
史提夫,一个骑自行车的人,离开第一和枫骑车旅行9英里的角落.两个小时后,他的弟弟叶形成第一和枫树,之后,他在一辆助动车行驶27英里.带他去赶上史提夫多长时间?
9乘以2除以(27减去9)
结果等于1
9乘以2除以(27减去9)
结果等于1
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