12月12日SSAT數學知識點及真題預測

　　依據官方指南的Practice Test標題，留學SSAT測驗指點先生對12月12日的SSAT數學部門的常識點舉行了歸納總結，並做了12月12日SSAT數學真題猜測，考生快來查漏補缺、各個擊破吧!

　　必備常識點：

　　Number Concepts and Operations數的觀點和運算

　　1.Arithmetic word problems (including percent, ratio)算術筆墨題(包括百分數、比)

　　2.Basic concepts of addition, subtraction, multiplication, and division加減乘除的根本觀點

　　3.Estimation估算

　　4.Rational numbers有理數

　　5.Sequences and series數列及其和

　　6.Frequencies頻數

　　Algebra (elementary concepts of algebra)代數(代數的根本觀點)

　　1.Properties of exponents指數的性子

　　2.Algebraic word problems代數筆墨題

　　3.Equations of lines直線的方程

　　4.Patterns模式、紀律

　　5.Absolute value絕對值

　　Geometry/Measurement多少/丈量

　　1.Area and circumference of a circle圓的面積和周長

　　2.Area and perimeter of a polygon多邊形的面積和周長

　　3.Volume of a cube, cylinder, box正方體、圓柱體、長方體的體積

　　4.Pythagorean theory and properties of right, isosceles, equilateral triangles勾股理論，和直角三角形、等腰三角形、等邊三角形的性子

　　5.Properties of parallel and perpendicular lines平行線與垂直直線的性子

　　6.Coordinate geometry坐標多少

　　7.Slope斜率

　　Data analysis/probability數據剖析/幾率

　　1.Interpretation (tables, graphs)圖表的剖析

　　2.Trends and inferences趨向與推論

　　3.Probability幾率

　　真題猜測

　　1. How many cubed pieces of fudge that are 3 inches on an edge can be packed into a Christmas tin that is 9 inches deep by 12 inches wide by 8 inches high with the lid still being able to be closed?

　　A. 18 B. 24

　　C. 32 D. 36 E. 43

　　2. Sarah is twice as old as her youngest brother. If the difference between their ages is 15 years. How old is her youngest brother?

　　A. 10 B. 15

　　C. 20 D. 25 E. 30

　　3. Which of the following fractions is equal to 5/6?

　　A. 20/30 B. 15/24

　　C. 25/30 D. 40/54 E. 2/7

　　4. What will it cost to tile a kitchen floor that is 12 feet wide by 20 feet long if the tile cost $8.91 per square yard?

　　A. $224.51 B. $237.60

　　C. $246.55 D. $271.38 E. $282.32

　　5. In a writing competition, the first place winner receives 1/2 of the prize money. The second runner up receives 1/2 of what the winner won. What was the total amount of prize money distributed if the winner receives $6,000?

　　A. $6,000 B. $8,500

　　C. $12,000 D. $15,000 E. $18,500

　　6. You are lying 120 ft away from a tree that is 50 feet tall. You look up at the top of the tree. Approximately how far is your hear from the top of the tree in a straight line?

　　A. 50 feet B. 75 feet

　　C. 120 feet D. 130 feet E. 150 feet

　　7. A cyclist bikes x distance at 10 miles per hour and returns over the same path at 8 miles per hour. What is the cyclist’s average rate for the round trip in miles per hour?

　　A. 8.1 B. 8.3

　　C. 8.6 D. 8.9 E. 9.0