In December of 1987 an automobile manufacturer pleaded no contest to criminal charges of odometer tampering and agreed to pay more than $16 million in civil damages for ( cars that were test-driven with their odometers disconnected ).
A. Cars that were test-driven with their odometers disconnected
B. Cars that it had test-driven with disconnected odometers
C. Its cars having been test-driven with disconnected odometers
D. Having test-driven cars with their odometers disconnected
E. Having cars that were test-driven with disconnected odometers
一遍下来读的不太懂,大致是汽车公司对O T的违法赔偿不作辩护并且同意支付多少钱关于被测试过O D 的车。
B C的代词不对,排除。看到D E直接就排除了,不懂想要表达什么,选了A。答案是D。麻烦老师讲解。
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提问:
GMAT数学(博智教材)第62页:If X is equal to the sum of the even integers from 40 to 60, inclusive, and y is the number of even integers from 40 to 60, inclusive, what is the value of x+y?
X=40+42+44......60=550
Y=(60-40)/2+1=11, 答案应该是561,为什么书后面的答案显示是560?
DS:5个数中 median 小于 average ;另外7个数也median 小于 average,然后这12个数没有重复的,12个数放在一个数集里面,问是不是median 小于average?
条件1:7个的average 小于 5个的average
条件2:7个的median 小于 5个的 median
题目:of the 200 students at college T majoring in one or more of the sciences, 130 are majoring in chemistry and 150 majoring in biology. If at least 30 of the students are not majoring in either chemistry or biology, then the number students majoring in both biology and chemistry could be any number from
a) 20 to 50
b) 40 to 70
c) 50 to 130
d) 110 to 130
e) 110 to 150
问题:这道题能理解到是用集合的知识点,但是无论怎么做都无法突破,得到最后结果。还请老师讲解。谢谢