SAT Math Test—38 Questions CALCULATOR SECTION Plus Answer Key

SAT Math Test 55 Minutes—38 Questions CALCULATOR SECTION 1.

1. This section corresponds to Section 4 of your answer sheet.

Directions For this section, solve each problem and decide which is the best of the choices given. Fill in the corresponding oval on the answer sheet. You may use any available space for scratch work.

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Notes: 1. Calculator use is permitted.

2. All numbers used are real numbers, and all variables used represent real numbers, unless otherwise indicated.

3. Figures are drawn to scale and lie in a plane unless otherwise indicated.

4. Unless stated otherwise, 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.

Information:

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The sum of the degree measures of the angles in a triangle is 180.

The number of degrees of arc in a circle is 360.

The number of radians of arc in a circle is 2π.

Oceans, 2. seas, and bays represent about 96.5 percent of Earth’s

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water, including the water found in our atmosphere. If the volume of the water contained in oceans, seas, and bays is about 321,000,000 cubic miles, which of the following best represents the approximate volume, in cubic miles, of all the world’s water?

1. 308,160,000 2. 309,765,000 3. 332,642,000 4. 334,375,000 An 3. electrician charges a one-time site visit fee to evaluate a potential job. If the electrician accepts the job, he charges an hourly rate plus the cost of any materials needed to complete the job. The electrician also charges for tax, but only on the cost of the materials. If the total cost of completing a job that takes h hours is given by the function C(h) = 45h + 1.06(82.5) + 75, then the term 1.06(82.5) represents 1. the hourly rate.

2. the site visit fee.

3. the cost of the materials, including tax.

4. the cost of the materials, not including tax.

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