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【官方】SAT数学每日一题附答案和解析(2018年2月5日)

时间:2018年02月08日 09:15   浏览:193   来源:哈尔滨现代公共关系职业学院


【官方】SAT 数学每日一题附答案和解析 ( 2018 年 2 月 5 日 )

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每日一练:数学

Mathematics>Standard Multiple Choice

Read the following SAT test question and thenclick on a button to select your answer.

In the US House of Representatives, about 12.2% ofthe representatives are from the state of California. If there are 435 representatives, how many are not from California?

A.12.2

B.53

C.382

D.488

答案:C

解析:

Choice C is correct. Use the variable r to representthe number of representatives from California, set upan equation to determine how manyrepresentatives are from California.

( 0.122 ) ( 435 ) =r, and so r=53.07

There are 53 representatives from California.

To find the number of representatives not from California, subtract the number ofrepresentatives from California from the total number of representatives.

435-53=382

Therefore, 382 of the representatives are not from California.

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每日一练:数学

Mathematics>Standard Multiple Choice

Read the following SAT test question and thenclick on a button to select your answer.

In the US House of Representatives, about 12.2% ofthe representatives are from the state of California. If there are 435 representatives, how many are not from California?

A.12.2

B.53

C.382

D.488

答案:C

解析:

Choice C is correct. Use the variable r to representthe number of representatives from California, set upan equation to determine how manyrepresentatives are from California.

( 0.122 ) ( 435 ) =r, and so r=53.07

There are 53 representatives from California.

To find the number of representatives not from California, subtract the number ofrepresentatives from California from the total number of representatives.

435-53=382

Therefore, 382 of the representatives are not from California.

关注微信公众号【留学战书】:

人手一本经典 SAT 考试用书 在线免费阅读


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