GMAT Question of the Day – DS # Properties – April 30th, 2014 Does the decimal equivalent of \[ m^3/n^2 \], where m and n are positive integers, contain a finite number of non-zero digits? (1) (2n – 2)(2n – 4) is not divisible by 6 (2) m = \[ 10^x \] where x is
GMAT Question of the Day – # Properties – April 30th Read the Full Article »
GMAT Question of the Day – DS Rate/Work Three machines J, K, and L working simultaneously but independently at their respective rates can complete a certain task in 32 hours. What proportion of the completed task did machine K complete? (1) Machines J and K working simultaneously but independently at their respective rates can complete
GMAT Question of the Day – Rate/Work – April 29th Read the Full Article »
Atlantic GMAT Question of the Day – PS Combinations – April 28th, 2014 The buyer of a new car can choose from 5 different colors, 3 engine types, and either a basic or deluxe sound system. If Bill is planning to buy two new cars how many different combinations of the two cars are possible
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If integer K is equal to 172,31# with # representing the units digit of integer K. What is the value of #? (1) Integer K is not divisible by 9 (2) Integer K is divisible by 3 Solution: Statement (1) – If K is NOT divisible by 9 then # cannot be 4 because 1
GMAT Question of the Day – Number Properties – April 25th Read the Full Article »
What is the units digit of \( (303^{33})-(73^{15}) \)? A. 4 B. 5 C. 6 D. 7 E. 8 Solution: When integers are multiplied by themselves they follow a repeating pattern. \( 3, 3 \times 3, 3 \times 3 \times 3, 3 \times 3 \times 3 \times 3 \) then it repeats \( 3 \times
GMAT Question of the Day – Number Properties – April 24th Read the Full Article »