GMAT Question of the Day – Data Sufficiency – Number Properties If m and z are positive integers such that m > z, what is the remainder when 2^(4m+6) – z is divided by 10? (1) z = 4 (2) m = 6 [spoiler]A.[/spoiler] Whenever an integer ends in 0 it is divisible by […]
GMAT Question of the Day – DS – # Properties 2 Read the Full Article »
Economist Reading Comprehension Challenge #9 We’ve made it to the 9th edition of the challenges and you are probably becoming a Reading Comprehension expert. Keep up the active reading! This Economist article is about robots. Yep – exciting stuff coming up in the robot landscape. More than just dirt hungry vacuum cleaners, robots will be
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GMAT Study Schedule – Week 6 (here’s the intro to the GMAT Study Schedule for those just getting started) Welcome to week 6 of your GMAT schedule! We are officially in the second half of your GMAT preparation. Having fun yet? It really helps to look at your GMAT prep as an interesting challenge. The
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GMAT Question of the Day – Problem Solving – Puzzle Which of the following is the greatest prime factor of 74^2 – 47^2? A. 2 B. 3 C. 5 D. 11 E. 19 [spoiler]D.[/spoiler] GMAT Question of the Day Solution: This is an exponent puzzle. The arithmetic would be possible but time consuming. It is rare
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GMAT Question of the Day – Data Sufficiency – Exponents If m and z are positive integers, is the ? (1) z > 7m (2) z – m > 0 [spoiler]A.[/spoiler] GMAT Question of the Day Solution: Data Sufficiency is all about organization so take your time organizing the given information. No rushing to the
GMAT Question of the Day – DS Exponents 2 Read the Full Article »
