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Magoosh
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In a group of 50 students, 31 are taking French, 17 are taking Spanish, and 10 are taking neither French nor Spanish. How many students are taking both French and Spanish?
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Magoosh
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What is the average (arithmetic mean) of $$(\sqrt{8}+\sqrt{2})^{2}$$and $$(\sqrt{8}-\sqrt{2})^{2}$$ ?
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Magoosh
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If$${(\frac{1}{x}+x)}^{2}=16$$,then $${{1}\over{x^{2}}}+x^{2}=$$
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Magoosh
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Given f(x) = 3x – 5, for what value of x does 2*[f(x)] – 1 = f(3x – 6) ?
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Magoosh
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If $$x - 5 = \sqrt{2x^{2}-{18x+37}}$$then x could equal
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Magoosh
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Which of the following is a root of the equation$$ 2x^{2} - 20x = 48?$$
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Magoosh
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There are 10 employees in an office, not counting the office manager. The table shows how many employees have 0, 1, 2 or 3 pets. If the office manager also were included in the table, the average (arithmetic mean) number of pets per person would equal the median number of pets per person. How many pets does the office manager have?
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Magoosh
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If a, b, c, d, e and f are integers and (ab + cdef) < 0, then what is the maximum number of integers that can be negative?
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Magoosh
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If k is the greatest positive integer such that$$ 3^{k}$$ is a divisor of 15! then k =
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Magoosh
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How many points (x, y) lie on the line segment between (22, $$12\frac {2}{3})$$ and (7,$$ 17 \frac{2}{3}$$) such that x and y are both integers?
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Magoosh
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If x is a number such that $$x^2 + 2x - 24 = 0 and x^{2} + 5x - 6 = 0$$, then x =
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Magoosh
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In the below addition A, B, C, D, E, F, and G represent the digits 0, 1, 2, 3, 4, 5 and 6. If each variable has a different value, and E $$\neq$$0, then G equals
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Magoosh
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In a certain sock drawer, there are 4 pairs of black socks, 3 pairs of gray socks and 2 pairs of orange socks. If socks are removed at random without replacement, what is the minimum number of socks that must be removed in order to ensure that two socks of the same color have been removed?
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Magoosh
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If the mean of list A is 6.8 and the standard deviation is 3.6, then how many elements of list A are within 1 unit of standard deviation of the mean?A = {2, 9, 2, 6, 9, 10, 7, 4, 5, 14}
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Magoosh
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In 2008, the total revenue from movies was 842.1 million dollars. If Rocky XII generated 4.2 million dollars in revenue, approximately what percent of the total revenue was generated by Rocky XII?
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Magoosh
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If 2 ÷ 2 ÷ 2 ÷ 2 ÷ 2 = $$2^{x}$$, then x =
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Magoosh
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What is the remainder when$$ 43^{86}$$ is divided by 5?
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Magoosh
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What is the units digit of $$18^{47}$$?
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Magoosh
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If f(x) = $$12-{x^{2}\over{2}}$$and f(2k) = 2k, what is one possible value for k?
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Magoosh
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If 2x - y = 10 and$$ \frac{x}{y} = 3$$, then x =
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