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Hi AAPL, We're told that Luke drives the first 300 miles of a trip at 60 miles an hour. We're asked how fast he has to drive, in miles per hour, on the final 200 miles of the trip if the total time of the trip is to equal 7 hours. This is an example of a multi-step rate question - and as long as you...


Hi All, We're given 3 equations to work with (which I'm going to order from least-to-most complicated): 1) A = C/2 2) B = 3C/4 3) D = (A+B)/(1 + (AB)/C^2)) We're asked for the value of D in terms of C. Under most circumstances, the phrase "in terms of" is a big hint to just do Algebra. However, this...


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Hi All, We're told that a school supply store sells only one kind of desk and one kind of chair, at a uniform cost per desk or per chair. The total cost of 3 desks and 1 chair is TWICE that of 1 desk and 3 chairs. We're asked - the total cost of 4 desks and 1 chair is how many times that of 1 desk a...


Hi AAPL, We're told that at a certain company, each employee has a salary grade S that is at least 1 and at most 5. Each employee receives an hourly wage P, in dollars, determined by the formula P = 9.50 + 0.25(S - 1). We're asked how many more dollars an hour an employee with a salary grade of 5 re...


Hi All, We're told that kSn is defined to be the product of (n + k)(n - k + 1) for all positive integers k and n. We're asked for the value of (k + 1)S(n + 1). This is a "Symbolism" question (the prompt 'makes up' a math symbol, tells us how it 'works' and asks us to perform a calculation with it) a...


Hi All, We're told that C is the temperature in degrees Celsius and F is the temperature in degrees Fahrenheit, and the relationship between temperatures on the two scales is expressed by the equation 9C = 5(F - 32). On a day when the temperature extremes recorded at a certain weather station differ...


Hi All, We're told that a merchant bought an item at a cost of C dollars and marked up its price by 40% - however, the item did not sell and the merchant was forced to discount the price of the item by 20%. We're asked for the percentage profit earned by the merchant by selling the item at the disco...


Hi M7MBA, We're told that Claudia can choose any two of four different candles and any 8 of 9 different flowers for a centerpiece arrangement. We're asked for the number of candle + flower groupings she can select. When choosing 'groups' of items, the order of your choices does NOT matter, meaning t...


Hi M7MBA, We're told that a bookseller has two display windows - and she plans to display 4 new fiction books in the left window and 3 new non-fiction books in the right window. Assuming she can put the four fiction books in any order, and separately, the three non-fiction books in any order, how ma...


Hi M7MBA, We're told that a grocer is storing soapboxes in cartons that measure 25 inches by 42 inches by 60 inches and the measurement of each soapbox is 7 inches by 6 inches by 5 inches. We're asked for the MAXIMUM number of soapboxes that can be placed in each carton. To maximize the number of bo...


Hi Gmat_mission, We're told that Pam and Stanley packed several boxes with reams of paper. While BOTH packed, Pam packed 60% of the boxes. After Pam STOPPED, Stanley packed the SAME number of boxes that he had packed while working with Pam. We're asked for the ratio of the number of boxes Pam packed...


Hi gmat_mission, Most Test Takers would approach this question using a "system" of equations, which is fine. As long as you handle the "time shift" correctly, then you'll get to the correct answer. This question can also be solved by TESTing VALUES - you just have to note that Ann was 4 years old se...


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Hi All, We're told that Nicky and Cristina are running a 1,000-meter race and since Cristina is faster than Nicky, she gives him a 12 seconds head start. Cristina runs at a pace of 5 meters per second and Nicky runs at a pace of only 3 meters per second. We're asked how many seconds Nicky will have ...


Hi All, We're told that Jackson invested $300,000 between Account P and Account Q and at the end of one year, Account P had earned 12% interest and Account Q had earned 25% interest. If Jackson earned a total of $60,000 in interest between the two accounts, we're asked which of the following is APPR...


Hi Gmat_mission, Certain Quant questions on Test Day are just about doing organized work and making sure that you're following the 'instructions' in the prompt. Here, we're asked to compare two sums: 1) The sum of the squares of the first 4 positive integers 2) The sum of the prime numbers between t...