【OG20-P603-742题】Country X's recent stock-trading scandal should not diminish investors' confidence in the country‘s stock market. For one thing, the discovery of the scandal confirms that Country X has a strong regulatory system, as the following considerations show. In any stock market, some fraudulent activity is inevitable. If a stock market is well regulated, any significant stock-trading fraud in it will very likely be discovered. This deters potential perpetrators and facilitates improvement in regulatory processes. In the argument, the portion in boldface plays which of the following roles?
Lyme disease is caused by a bacterium transmitted to humans by deer ticks. Generally, deer ticks pick up the bacterium while in the larval stage by feeding on infected white-footed mice. However, certain other species on which the larvae feed do not harbor the bacterium. If the population of these other species were increased, more of the larvae would be feeding on uninfected hosts, so the number of ticks acquiring the bacterium would likely decline.Which of the following would it be most important to ascertain in evaluating the argument?
【OG20-P173-177题】In the figure shown, if the area of the shaded region is 3 times the area of the smaller circular region, then the circumference of the larger circle is how many times the circumference of the smaller circle?
本网站提供的OG12&16&17&18内容，其版权归GMAC所有，Please reference the 2018 OG， the 2017 OG， the 2016 OG， the 2012 OG。 本网站中所提供的破解版、GWD、Manhattan内容来源互联网网友，仅供学习者交流免费使用。 本网站所提供的知识库内容，部分来源于雷哥GMAT整理发布，版权归gmat.viplgw.cn所有，仅供学习者交流免费使用。部分来源于互联网，版权归原作者所有，仅供学习者交流免费使用。