(0.99999999/1.0001) − (0.99999991/1.0003) = A. 10−8 B. 3(10−8) C. 3(10−4) D. 2(10−4) E. 10−4 Correct Answer: D Full explanation coming soon. Send us a note if you’d like this added to the express queue! You’ll find tons of practice questions, explanations for GMAT Official Guide questions, and strategies on our GMAT Question of the Day
(0.99999999/1.0001) − (0.99999991/1.0003) = Read the Full Article »
If \( n = (33)^{43} + (43)^{33} \), what is the units digit of n? A. 0 B. 2 C. 4 D. 6 E. 8 Correct Answer: A You’ll find tons of practice questions, explanations for GMAT Official Guide questions, and strategies on our GMAT Question of the Day page. Here are a few other extra challenging
If n = (33)⁴³ + (43)³³, what is the units digit of n? Read the Full Article »
If p is the product of the integers from 1 to 30, inclusive, what is the greatest integer k for which 3k is a factor of p? A. 10 B. 12 C. 14 D. 16 E. 18 Correct Answer: C Full explanation coming soon. Send us a note if you’d like this added to the express queue! You’ll find tons of
If money is invested at r percent interest, compounded annually, the amount of the investment will double in approximately 70/r years. If Pat’s parents invested $5,000 in a long-term bond that pays 8 percent interest, compounded annually, what will be the approximate total amount of the investment 18 years later, when Pat is ready for
The total cost for Company X to produce a batch of tools is $10,000 plus $3 per tool. Each tool sells for $8. The gross profit earned from producing and selling these tools is the total income from sales minus the total production cost. If a batch of 20,000 tools is produced and sold, then