SSAT數(shù)學(xué)習(xí)題：百分比.

?　　SSAT考試，全稱(chēng)Secondary School Admission Test，中文名稱(chēng)為美國(guó)中學(xué)入學(xué)考試，適用于美國(guó)、加拿大私立中學(xué)的入學(xué)，是申請(qǐng)者所必須具備的一個(gè)考試成績(jī)。下面為大家整理的是關(guān)于SSAT數(shù)學(xué)百分比的習(xí)題，希望同學(xué)們加強(qiáng)練習(xí)。

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　　1. If a discount of 20% off the retail price of a desk saves Mark $45, how much did he pay for the desk?

　　A. $145

　　B. $160

　　C. $180

　　D. $210

　　E. $215

　　2. A customer pays $1,100 in state taxes on a newly purchased car. What is the value of the car if state taxes are 8.9% of the value?

　　A. $9.765.45

　　B. $10,876.90

　　C. $12,359.55

　　D. $14,345.48

　　E. $15,745.45

　　3. How many years does Steven need to invest his $3,000 at 7% to earn $210 in simple interest?

　　A. 1 year

　　B. 2 years

　　C. 3 years

　　D. 4 years

　　E. 5 years

　　?4. Sabrina?s boss states that she will increase Sabrina?s salary from $12,000 to $14,000 per year if she enrolls in business courses at a local community college. What percent increase in salary will result from Sabrina taking the business courses?

　　A. 15%

　　B. 16.7%

　　C. 17.2%

　　D. 85%

　　E. 117%

　　5. 35% of what number is 70?

　　A. 100

　　B. 110

　　C. 150

　　D. 175

　　E. 200

　　6. What number is 5% of 2000?

　　A. 50

　　B. 100

　　C. 150

　　D. 200

　　E. 250

　　7. What percent of 90 is 27?

　　A. 15%

　　B. 20%

　　C. 30%

　　D. 33%

　　E. 41%

　　8. Jim works for $15.50 per hour for a health care facility. He is supposed to get a 75 cent per hour raise at one year of service. What will his percent increase in hourly pay be?

　　A. 2.7%

　　B. 3.3%

　　C. 133%

　　D. 4.8%

　　E. 105%

　　9. If 45 is 120% of a number, what is 80% of the same number?

　　A. 30

　　B. 32

　　C. 36

　　D. 38

　　E. 41

　　10. How long will Lucy have to wait bore her $2,500 invested at 6% earns $600 in simple interest?

　　A. 2 years

　　B. 3 years

　　C. 4 years

　　D. 5 years

　　E. 6 years

　　參考答案：1. (C) 2. (C) 3. (A) 4. (B) 5. (E) 6. (B) 7. (C) 8. (D) 9. (A) 10. (C)

　　以上就是關(guān)于SSAT考試數(shù)學(xué)百分比的習(xí)題。同學(xué)們?cè)趥淇糞SAT數(shù)學(xué)的過(guò)程中，一定要加強(qiáng)練習(xí)，遇到不懂的詞，一定要親自動(dòng)手去查。只有常做題，才能熟練掌握一些常見(jiàn)的數(shù)學(xué)詞匯，從而提高做題的正確率。