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Ready4
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<p>If , where is a prime number greater than , how many different positive even divisors does have, including ?p>
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Ready4
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<p>During a particular trip, how much time had elapsed once 90% of the total distance of the trip had been traveled? p><p>- The total distance of the trip was 40 miles and the total time elapsed was exactly 4 hours.
- The average speed of the trip was exactly 10 miles per hour.
p>
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OG12
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If x is the product of the positive integers from 1 to 8, inclusive, and if i, k, m, and p are positive integers such that x =$${2}^{i}{3}^{k}{5}^{m}{7}^{p}$$, then i + k + m + p =
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Ready4
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<p>Three copiers , , and , working simultaneously and independently at their respective constant rates, can copy a certain document in 6 minutes. How long does it take Copier , working alone at its constant rate, to copy the document?p>
<p>p>
<p>(1) Copiers and , working simultaneously and independently at their respective constant rates, can copy the document in 12 minutes.p>
<p>(2) Copiers and , working simultaneously and independently at their respective constant rates, can copy the document in 9 minutes.p>
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Ready4
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<p>Three carpenters , , and working simultaneously and independently at their respective constant rates, can build a shed in 8 hours. How long does it take Carpenter , working alone at a constant rate, to build the shed?p>
<p>p>
<p>(1) Carpenters and , working simultaneously and independently at their respective constant rates, can build the shed in 12 hours.p>
<p>(2) Carpenters and , working simultaneously and independently at their respective constant rates, can build the shed in 16 hours.p>
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Ready4
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<p style="text-align: center;"> p><p>The rectangular picture shown in the figure above has a frame of uniform width. What is the area of the portion of the picture that excludes the frame?p>
<p>(1) The perimeter of the framed picture is 56 inches.p>
<p>(2) The width of the frame on all sides is 2 inches.p>
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Ready4
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<p>Rectangle has a diagonal of 10 feet, and rectangle has a diagonal of 20 feet. What is the ratio of the area of to the area of ?p>
<p>(1) The ratio of length to width for each rectangle is the same.p>
<p>(2) The width of rectangle is 100% longer than the width of rectangle .p>
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Ready4
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<p class="ng-scope">Of the people at a certain movie, each person either likes or dislikes horror movies and each person either likes or dislikes romance movies. Of these people, dislike horror movies; and of those who dislike horror movies, also dislike romance movies. How many of the people like romance movies but dislike horror movies?p>
<p class="ng-scope">(1) 150 people were at the movie.p>
<p class="ng-scope">(2) 30 of the people like horror movies.p>
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Ready4
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<p>In the -plane, point lies on a circle with center at the origin. What is the value of ?p>
<p>(1) The circle has radius 2.p>
<p>(2) The point lies on the circle.p>
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300难题
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Let S be a set of outcomes and let A and B be events with outcomes in S. Let 〜B denote the set of all outcomes in S that are not in B and let P(A) denote the probability that event A occurs. What is the value of P(A) ?
1.P(AU B) = 0.7
2.P(AU 〜B) = 0.9
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PREP07 Test 2
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If the prime numbers p and t are the only prime factors of the integer m, is m a multiple of $$p^2t$$ ?(1) m has more than 9 positive factors.(2) m is a multiple of $$p^3$$.
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Ready4
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<p>A line contains three distinct points: , , and . Is the length of segment less than ?p>
<p>(1) p>
<p>(2) p>
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Ready4
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<p>Set contains five distinct positive integers . Is the mean of set greater than its median?p>
<p>(1) The largest integer in set is p>
<p>(2) The smallest integer in set is p>
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Does the integer k have a factor p such that 1 < p < k?(1)k>4!(2)$$13! + 2 \le k \le 13! + 13$$
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Ready4
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<p>If q is a positive two-digit integer and p is the units digit of q, is ?p>
- p is 5 more than the tens digit of q.
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If S is the infinite sequence $${S}_{1}={9}$$, $${S}_{2}={99}$$, $${s}_{3}={999}$$ . . ., $${S}_{k}={10}^{k}-{1}$$, . . ., is every term in S divisble by the prime number p ?(1)p is greater than 2.(2)At least one term in sequence S is divisble by p.
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Ready4
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<p>Pat invested $4,000 at a percent simple annual interest and a different amount at p percent simple annual interest for the same period of time. What amount did Pat invest at p percent simple annual interest?p>
- The total amount of interest earned by Pat's investments in one year was $400.
- Pat invested the $4,000 at 4 percent simple annual interest.
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Ready4
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<p class="ng-scope">According to the passage, which of the following statements regarding multinational soft drink companies potential influence on addressing water shortage is true?p>
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If $${N}=\frac{S}{1-pq}$$ and N,S,p, and q are positive numbers, then in terms of N,S, and q what does p equal?
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Ready4
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<p>Pat bought a new car for P dollars and sold it later for M dollars. The difference between the two sale prices was what percent of the initial price?p>
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