\(\textbf{1)}\) The ratio of males to females in a room is 2 to 5. If there are 35 people in the room, how many are male?
\(\,\,\,\,\,\,\,\,\,\) a. \(10\)
\(\,\,\,\,\,\,\,\,\,\) b. \(12\)
\(\,\,\,\,\,\,\,\,\,\) c. \(25\)
\(\,\,\,\,\,\,\,\,\,\) d. \(8\)
The answer is a. \( 10 \)
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Click here for more Ratios and Proportions Practice
\(\textbf{2)}\) The sum of x and its cube is double x. How many solutions are there for x?
\(\,\,\,\,\,\,\,\,\,\) a. \(1\)
\(\,\,\,\,\,\,\,\,\,\) b. \(2\)
\(\,\,\,\,\,\,\,\,\,\) c. \(3\)
\(\,\,\,\,\,\,\,\,\,\) d. \(0\)
The answer is c. \( 3 \)
\(\,\,\,\,\,\,x+x^3=2x\)
\(\,\,\,\,\,\,-x+x^3=0\)
\(\,\,\,\,\,\,x^3-x=0\)
\(\,\,\,\,\,\,x\left(x^2-1\right)=0\)
\(\,\,\,\,\,\,x\left(x-1\right)\left(x+1\right)=0\)
\(\,\,\,\,\,\,x=0 \text{ or } x=1 \text{ or } x=-1\)
\(\,\,\,\,\,\,\)The answer is c. \( 3 \) 
\(\,\,\,\,\,\,x+x^3=2x\)
\(\,\,\,\,\,\,-x+x^3=0\)
\(\,\,\,\,\,\,x^3-x=0\)
\(\,\,\,\,\,\,x\left(x^2-1\right)=0\)
\(\,\,\,\,\,\,x\left(x-1\right)\left(x+1\right)=0\)
\(\,\,\,\,\,\,x=0 \text{ or } x=1 \text{ or } x=-1\)
\(\,\,\,\,\,\,\)The answer is c. \( 3 \)
\(\textbf{3)}\) What is the product of \((1+2)\) and \(3\)?
\(\,\,\,\,\,\,\,\,\,\) a. \(3\)
\(\,\,\,\,\,\,\,\,\,\) b. \(6\)
\(\,\,\,\,\,\,\,\,\,\) c. \(9\)
\(\,\,\,\,\,\,\,\,\,\) d. \(12\)
The answer is c. \( 9 \) 
\(\textbf{4)}\) What is the area of this triangle?
\(\,\,\,\,\,\,\,\,\,\)
\(\,\,\,\,\,\,\,\,\,\) a. \(18 \sqrt{3}\) units\(^2\)
\(\,\,\,\,\,\,\,\,\,\) b. \(36 \sqrt{2}\) units\(^2\)
\(\,\,\,\,\,\,\,\,\,\) c. \(18 \sqrt{2}\) units\(^2\)
\(\,\,\,\,\,\,\,\,\,\) d. \(12\) units\(^2\)
The answer is a. \( 18 \sqrt{3} \)
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Click here for more 30-60-90 Triangle Practice
\(\textbf{5)}\) A unique number is chosen from each of the sets below. What is the smallest possible sum of the numbers selected? {1,2,6} {1,3,6} {1,4,6} {1,5,6}
\(\,\,\,\,\,\,\,\,\,\) a. \(4\)
\(\,\,\,\,\,\,\,\,\,\) b. \(14\)
\(\,\,\,\,\,\,\,\,\,\) c. \(12\)
\(\,\,\,\,\,\,\,\,\,\) d. \(10\)
The answer is d. \( 10 \) 
\(\textbf{6)}\) The circumference of a circle is \(12 \pi \). What is the area of the circle?
\(\,\,\,\,\,\,\,\,\,\) a. \(12 \pi\)
\(\,\,\,\,\,\,\,\,\,\) b. \(24 \pi\)
\(\,\,\,\,\,\,\,\,\,\) c. \(36 \pi\)
\(\,\,\,\,\,\,\,\,\,\) d. \(6 \pi\)
The answer is c. \( 36 \pi \)
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Click here for more Circle Practice
\(\textbf{7)}\) There is a box of marbles. There are 12 red, 7 green and 11 blue marbles. If you select 1 marble, what is the probability of it being green?
\(\,\,\,\,\,\,\,\,\,\) a. \(\frac{7}{30}\)
\(\,\,\,\,\,\,\,\,\,\) b. \(\frac{1}{3}\)
\(\,\,\,\,\,\,\,\,\,\) c. \(\frac{7}{23}\)
\(\,\,\,\,\,\,\,\,\,\) d. \(\frac{1}{5}\)
The answer is a. \( \frac{7}{30} \)
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Click here for more Probability and Marbles Practice
\(\textbf{8)}\)If 3 Kregs= 4 Dyts, and 8 Dyts= 10 Murgs. How many Murgs = 15 Kregs?
\(\,\,\,\,\,\,\,\,\,\) a. \(10\)
\(\,\,\,\,\,\,\,\,\,\) b. \(20\)
\(\,\,\,\,\,\,\,\,\,\) c. \(25\)
\(\,\,\,\,\,\,\,\,\,\) d. \(30\)
The answer is c. \( 25 \)
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Click here for more Converting Measures Practice
\(\textbf{9)}\)This symbol represents the following function.
\(\,\,\,\,\,\,\,\,\,\)
\(\,\,\,\,\,\,\,\,\,\)What is the value of the following?
\(\,\,\,\,\,\,\,\,\,\)
\(\,\,\,\,\,\,\,\,\,\) a. \(x+1\)
\(\,\,\,\,\,\,\,\,\,\) b. \(3x\)
\(\,\,\,\,\,\,\,\,\,\) c. \(3x-2\)
\(\,\,\,\,\,\,\,\,\,\) d. \(3x+4\)
The answer is d. \( 3x+4 \) 
\(\textbf{10)}\) What is the center of the circle \(x^2+y^2+2x-4y-11=0? \)
\(\,\,\,\,\,\,\,\,\,\) a. \((-1,2)\)
\(\,\,\,\,\,\,\,\,\,\) b. \((-2,1)\)
\(\,\,\,\,\,\,\,\,\,\) c. \((2,-4)\)
\(\,\,\,\,\,\,\,\,\,\) d. \((-2,4)\)
The answer is a. \( (-1,2) \)
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Click here for more Equation of a Circle Practice
\(\textbf{11)}\) A cookie jar is half full. After adding 6 cookies it is 75% full. How many cookies can the jar hold if it is completely full?
\(\,\,\,\,\,\,\,\,\,\) a. \(6\)
\(\,\,\,\,\,\,\,\,\,\) b. \(12\)
\(\,\,\,\,\,\,\,\,\,\) c. \(24\)
\(\,\,\,\,\,\,\,\,\,\) d. \(48\)
The answer is c. \( 24 \) 
\(\textbf{12)}\) If \( \frac{z}{z+y}=\frac{2}{3}\), then what is \( \frac{y}{z}\)?
\(\,\,\,\,\,\,\,\,\,\) a. \(\frac{3}{2}\)
\(\,\,\,\,\,\,\,\,\,\) b. \(\frac{1}{2}\)
\(\,\,\,\,\,\,\,\,\,\) c. \(\frac{4}{3}\)
\(\,\,\,\,\,\,\,\,\,\) d. \(\frac{5}{6}\)
The answer is b. \( \frac{1}{2} \)
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Click here for more Isolating Variables Practice
\(\textbf{13)}\) A printing machine costs \($450\), it costs \($21\) to make a shirt. And the shirts sell for \($30\). Including the price of the printing machine, how many shirts must you sell to break even?
\(\,\,\,\,\,\,\,\,\,\) a. \(40\)
\(\,\,\,\,\,\,\,\,\,\) b. \(50\)
\(\,\,\,\,\,\,\,\,\,\) c. \(60\)
\(\,\,\,\,\,\,\,\,\,\) d. \(70\)
The answer is b. \( 50 \)
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\(\textbf{14)}\) There are 200 shirts in a shop. 45% are red. 60% are medium. 30% are red and medium. How many shirts are neither red nor medium in size?
\(\,\,\,\,\,\,\,\,\,\) a. \(25 \%\)
\(\,\,\,\,\,\,\,\,\,\) b. \(30 \%\)
\(\,\,\,\,\,\,\,\,\,\) c. \(35 \%\)
\(\,\,\,\,\,\,\,\,\,\) d. \(40 \%\)
The answer is a. \( 25 \)
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Click here for more Venn Diagram Practice
\(\textbf{15)}\) \(\tan(\sin^{-1}(\frac{3}{5}))= \)
\(\,\,\,\,\,\,\,\,\,\) a. \(\frac{3}{4}\)
\(\,\,\,\,\,\,\,\,\,\) b. \(\frac{4}{3}\)
\(\,\,\,\,\,\,\,\,\,\) c. \(\frac{4}{5}\)
\(\,\,\,\,\,\,\,\,\,\) d. \(\frac{5}{3}\)
The answer is a. \( \frac{3}{4} \)
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Click here for more Inverse Trig Practice
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