A certain culture of bacteria quadruples every hour. If a container with these bacteria was half full at 10:00 a.m., at what time was it one-eighth full? (A) 9:00 a.m. (B) 7:00 a.m. (C) 6:00 a.m. (D) 4:00 a.m. (E) 2:00 a.m.
GMAT Question of the Day
At a certain diner, a hamburger and coleslaw cost
At a certain diner, a hamburger and coleslaw cost $3.59, and a hamburger and french fries cost $4.40. If french fries cost twice as much as coleslaw, how much do french fries cost? (A) $0.30 (B) $0.45 (C) $0.60 (D) $0.75 (E) $0.90 Given Ans : $0.90 My ans : $1.62
GMAT Question of the Day
A parking garage rents parking spaces
A parking garage rents parking spaces for $10 per week or $30 per month. How much does a person save in a year by renting by the month rather than by the week? (A) $140 (B) $160 (C) $220 (D) $240 (E) $260 Given ans : $160 My Ans :Â $120 Anu
Average
2 cars are 120 miles apart
2 cars are 120 miles apart.If both cars go at a constant speed with one of them going at 30/mph and the other 40/mph – how far apart will the 2 cars be in exactly 1 hour before they meet? A) 10 B) 50 C) 70 D) 110 E) None of these
GMAT Problem Solving
Problem Solving, How many quadrilaterals can
If we join all the vertices of heptagon, How many quadrilaterals can be formed?
GMAT Question of the Day
GMAT Question of the Day : Data Sufficiency
Is xy > x2y2? (1) 14×2 = 3 (2) y2 = 1 A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient. D. EACH statement ALONE is [...]
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