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25 Cards in this Set
- Front
- Back
- 3rd side (hint)
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A special scale that is divided into 10, 20, 30, 40, 50, or 60 parts is a _____ scale.
A. Architects B. Engineers C. Pipefitters D. Draftsman |
B. Engineer's |
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The values in ____ tables come from the definitions of quantities in the tables
A. Conversion B. Mathematical C. Comparative value D. Decimal |
C. Comparative value |
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If the number of units to be converted is not on a mathematical table, it can be calculated with simple ______.
A. Addition or multiplication B. Subtraction or division C. Addition or subtraction D. Multiplication or division |
A. Addition or multiplication |
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If 1 inch on a scale drawing of a part represents 3 inches, the ratio of the drawing to the part is ______
A. 1/3 B. 1x3 C. 3/1 D. 3-1 |
A. 1/3 |
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A proportion is a mathematical statement that two _______
A. Means are equal B. Ratios are equal C. Fractions are not equal D. Ratios have been reduced to the lowest common denominator |
B. Ratios are equal |
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If a 10-inch gear that has 50 teeth is in mesh with a gear that has 30 teeth, the diameter of the smaller gear is _____ inches.
A. 4 B. 5 C. 6 D. 8 |
C. 6 |
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When a direct proportion is set up in equation form, the ____ of the second ratio.
A. Numerator of the first ratio must correspond with the numerator B. Numerator of the first ratio must correspond with the denominator C. Denominator of the first ratio must correspond with the numerator D. Numerator of the first ratio must be twice the amount of the denominator |
A. Numerator of the first ratio must correspond with the numerator |
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Two quantities are ____ proportional when an increase in one causes a decrease in the other
A. Correspondingly B. Directly C. Diversely D. Inversely |
D. Inversely |
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The letter that symbolizes _____ is not used in algebra
A. Plus B. Multiplication C. Division D. Minus |
B. Multiplication |
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A short method of writing a mathematical rule is a _____
A. Symbol B. Operation C. Expression D. Formula |
D. Formula |
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The product of 7x7x7
A. 49 B. 259 C. 343 D. 473 |
C. 343 |
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The square root of 81/144 is ___
A. 9/12 B. 7/11 C. 6/9 D. 4/7 |
A. 9/12 |
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When solving algebraic expressions, perform the ____ first.
A. Operations for powers and roots B. Multiplication C. Addition and subtraction D. Operations in parenthesis |
D. Operations in parenthesis |
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A number without a sign is the ___ of that number
A. Positive value B. Absolute value C. Median D. Both a and b |
A. Positive value |
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Change the sign of the subtrahend to the opposite sign when ____ with signal numbers
A. Subtracting B. Adding C. Dividing D. Multiplying |
A. Subtracting |
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The product of 6(-15) is
A. 45 B. -60 C. -90 D. 120 |
C. -90 |
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A rectangle is a four-side figure with four____
A. Bases B. Unequal sides C. Right angles D. Different angles |
C. Right angles |
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The area of any ___ can be found using the formula A=1/2bh
A. Rectangle B. Triangle C. Pyramid D. Cone |
B. Triangle |
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Using the formula A= pi r2, find the area of a circle with a radius of 17, and round the answer to nearest whole
A. 37 B. 107 C. 908 D. 1,194 |
C.908 |
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Using that formula, find the volume of a cylinder with a diameter of 19 inches and a height of 27 inches , and round the answer to a whole number
A. 467 cubic inches B. 786 cubic inches C. 4,326 cubic inches D. 7,665 cubic inches |
D. 7,665 cubic inches |
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Using the formula find the volume of a sphere with a radius of 3-1/4 feet
A. 76 cubic feet B. 98 cubic feet C. 144 cubic feet D. 214 cubic feet |
C. 144 cubic feet |
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A solid figure with a curved surface on which one end is the Apex and the other is a circular base is a ____
A. Cone B. Pyramid C. Circle D. Oval |
A. Cone |
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The Greek letter pi is used to represent the value _____
A. 1.3416 B. 3.1416 C. 3.4416 D. 4.3116 |
B. 3.1416 |
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A right triangle having legs that are 7 inches and 5 inches has a hypotenuse of _____ inches
A. 7.6 B. 8.6 C. 9.6 D. 10 |
B. 8.6 |
A2+b2=c2 7x7 +5x5= 49+25= 74 Square root of 74 = 8.6 |
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A triangle having a hypotenuse of 16 inches has one keg that is 9 inches and another leg that is _____ inches
A. 13.2 B. 15 C. 18.4 D. 19.1 |
A. 13.2 |
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