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Magoosh If 2 ÷ 2 ÷ 2 ÷ 2 ÷ 2 = $$2^{x}$$, then x =
Magoosh If f(x) = 5 - 2x and f(3k) = f(k + 1), then f(k) =
Magoosh If 20 percent of 3k is 6, what is 40 percent of k?
Magoosh If a and b are integers and$$(\sqrt[3]{a}*\sqrt{b})^{6} = 500$$, then a + b could equal
Magoosh If a and b are positive integers, and %$$(2^{3})(3^{4})(5^{7}) = a^{3}b$$, how many different possible values of b are there?
Manhattan If $$8^{x} = 2^{12}$$, what is x?
Manhattan $$10 ^{5} – 560 $$ is divisible by all of the following EXCEPT:
Magoosh In the diagram, AE = 20, AD = 14, CD = 6 and EB = 17. What is the length of line segment BC?Note: Figure not drawn to scaleGMAT、gmat题库、gmat模考、gmat考满分
OG18-数学分册 How many integers x satisfy both 2 < x ≤ 4 and 0 ≤ x ≤ 3 ?
OG18-数学分册 In a certain learning experiment, each participant had three trials and was assigned, for each trial, a score of either –2, –1, 0, 1, or 2. The participant's final score consisted of the sum of the first trial score, 2 times the second trial score, and 3 times the third trial score. If Anne received scores of 1 and –1 for her first two trials, not necessarily in that order, which of the following could NOT be her final score?
OG18-数学分册 What is the remainder when $$3^{24}$$is divided by 5 ?
OG18-数学分册 GMAT、gmat题库、gmat模考、gmat考满分The figure shown above consists of three identical circles that are tangent to each other. If the area of the shaded region is $$64\sqrt{3} - 32π$$, what is the radius of each circle?
OG18-数学分册 3, k, 2, 8, m, 3The arithmetic mean of the list of numbers above is 4. If k and m are integers and k$$\neq m$$, what is the median of the list?
OG19-数学分册 Working at a constant rate, a copy machine makes 20 copies of a one-page document per minute. If the machine works at this constant rate, how many hours does it take to make 4,800 copies of a one-page document?
OG19-数学分册 If $$\frac{x}{4}$$ is 2 more than $$\frac{x}{8}$$, then x =
OG19-数学分册 An open box in the shape of a cube measuring 50 centimeters on each side is constructed from plywood. If the plywood weighs 1.5 grams per square centimeter, which of the following is closest to the total weight, in kilograms, of the plywood used for the box? (1 kilogram = 1,000 grams)
OG19-数学分册 What is the remainder when $$3^{24}$$ is divided by 5 ?
OG19-数学分册 How many integers between 1 and 16, inclusive, have, exactly 3 different positive integer factors? (Note: 6 is NOT such an integer because 6 has 4 different positive integer factors: 1, 2, 3, and 6.)
OG19-数学分册 In a certain learning experiment, each participant had three trials and was assigned, for each trial, a score of either -2, -1, 0, 1, or 2. The participant's final score consisted of the sum of the first trial score, 2 times the second trial score, and 3 times the third trial score. If Anne received scores of 1 and -1 for her first two trials, not necessarily in that order, which of the following could NOT be her final score?
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If money is invested at percent interest, compounded annually, the amount of the investment will double in approximately years. If Deepee invested $4,000 in an account that pays 8 percent interest, compounded annually, approximately how many years will it take for the total value of the investment to double?