QuestionOf the new vehicles registered in a week, 300 were neither SUVs nor were they powered by diesel. 3/4th of the SUVs registered were diesel powered and there were half as many SUVs as there were non SUVs. If SUVs not powered by diesel were a sixth of non SUVs not powered by diesel, how many vehicles registered in the week were powered by diesel?A. 200B. 50C. 250D. 150E. … [Read more...] about GMAT PS : Percents, Ratio
GMAT Problem Solving
GMAT Problem Solving : Rates – Work Time
QuestionPercy can mow 1/a of a lawn in half an hour. Mona and Percy working together at their respective rates can mow the entire lawn in a couple of hours. How many minutes will Mona take to mow the lawn? 40Correct Answer : Choice A.Explanatory AnswerPercy can mow 1/a of the lawn in 30 minutesSo, Percy can mow the lawn completely in 30a minutes.Therefore, in 1 minute, … [Read more...] about GMAT Problem Solving : Rates – Work Time
Statistics – Range – Problem Solving
10 distinct integers are arranged in ascending order. The range of the first 7 is 25 and that of last 7 is 30. What is the maximum range of the 10 numbers?A. 30B. 25C. 55D. 27E. 52Correct Answer is Choice E. 52. Explanatory AnswerLet the smallest of the 10 numbers be X1 and the largest be X10. The range for the 10 numbers is maximized when the smallest number is X1 is … [Read more...] about Statistics – Range – Problem Solving
GMAT Set Theory – Two sets
Of the 180 students in a school, at least 45% attended the prom night and at least 40% took part in the debating session. What is the maximum number of students who would have neither attended the prom night nor the debating session?A. 99B. 90C. 81D. 27E. 153Correct Answer - Choice E. 99 students attended neither of the events.Explanatory AnswerTotal 180 students.At least 45% … [Read more...] about GMAT Set Theory – Two sets
GMAT Word Problem : Quadratic Equations
This question is a word problem. A problem solving question that tests your ability to frame an equation and solve it to get the answer.Question3 women and a few men participated in a chess tournament. Each player played two matches with each of the other players. If the number of matches that men played among themselves is 78 more than those they played with the women, how … [Read more...] about GMAT Word Problem : Quadratic Equations