A worker carries jugs of liquid soap from a production line to a
December 14, 2017
GMAT OFFICIAL GUIDE PS Solution: After 17 trips, the worker has carried 17 x 4 = 68 jugs. From those 68 jugs, 68/7 = 9 cartons have been filled, …
A manufacturer makes and sells 2 products…
December 14, 2017
GMAT OFFICIAL GUIDE PS Solution: We can let the number of P units sold = n and the number of Q units sold = 2n, and thus: /(n + …
If m and p are positive integers and m^2 + p^2 < 100…
December 14, 2017
GMAT OFFICIAL GUIDE PS Solution: Among all the pairs of integers that satisfy m^2 + p^2 < 100, the product mp is greatest if m and p are as …
What number is 108 more than two-thirds…
December 14, 2017
GMAT OFFICIAL GUIDE PS – Solution: We can let the number = n and create the following equation: 108 + (2/3)n = n Multiplying the entire equation by 3, …
If k is a positive integer, what is the remainder when…
December 14, 2017
GMAT OFFICIAL GUIDE PS Solution: Let’s simplify the given expression: (k + 2)(k^3 – k) = (k + 2) = (k + 2)(k)(k + 1)(k – 1) Reordering the …
Shawana made a schedule for reading books during 4 weeks…
December 14, 2017
GMAT OFFICIAL GUIDE PS Shawana made a schedule for reading books during 4 weeks (28 days) of her summer vacation… Solution: We will list the number of days it …
If (1/3 + 1/4 + 1/5 + 1/6) = r (1/9…
December 14, 2017
GMAT OFFICIAL GUIDE PS Solution: We can simplify the given expression by multiplying by 180 and we have: 60 + 45 + 36 + 30 = 20r + 15r …
Al and Ben are drivers for SD Trucking Company. One snowy day, Ben…
December 13, 2017
GMAT OFFICIAL GUIDE PS Solution: Let t represent the time passed between the departure of Al (11:00 a.m.) and the retrieval of data by the dispatcher. Since Ben left …