甲数与乙数的4分之1相等两条,如果甲数是80那么乙数是(320);如果乙数是80那么甲数是(20).谢谢你.（￣▽￣）b（￣▽￣）b（￣▽￣）b（￣▽￣）b（￣▽￣）b（￣▽￣）b（￣▽￣）b（￣▽￣）b（￣▽￣）b（￣▽￣）b（￣▽￣）b（￣▽￣）b（￣▽￣）b（￣▽￣）b（￣▽￣）b（￣▽￣）b呵呵