SAT-Mathmatics level 2_数学模拟题与解析第2套.pdfVIP

Answer Grid Practice Test 2

Use the answer key following the test to count up the number of questions you

got right and the number you got wrong. (Remember not to count omitted

questions as wrong.) “How to Calculate Your Score” on the back of this page

will show you how to find your score.

Practice Test 2

1 hour — 50 Questions

Directions

For each question, choose the BEST answer from the choices given. If

the precise answer is not among the choices, choose the one that best

approximates the answer.

Notes

(1)To answer some of these questions, you will need a calculator.

You must use at least a scientific calculator, but programmable

and graphing calculators are also allowed.

(2)Make sure your calculator is in the correct mode (degree or radian)

for the question being asked.

(3)Figures in this test are drawn as accurately as possible UNLESS it

is stated in a specific question that the figure is not drawn to scale.

All figures are assumed to lie in a plane unless otherwise

specified.

(4)The domain of any function f is assumed to be the set of all real

numbers x for which f(x) is a real number, unless otherwise

indicated.

Reference Information: Use the following formulas as needed.

Right circular cone: If r radius and h height, then

and if c circumference of the base and ℓ slant height, then

Sphere: If r radius, then

2

and Surface Area 4πr.

Pyramid: If B area of the base and h height, then

1. If , then

(A)0.14

(B)0.28

(C)3.50

(D)7.00

(E)7.14

2.

(A)108

(B)1014

(C)1024

(D)1026

(E)1048

3. If , then x

(A)2.59

(B)2.88

(C)3.03

(D)3.89

(E)8.00

4. Which of the following is an equation of a line that will have points in

all the quadrants