In a chocolate store, all chocolates are either vanilla or cocoa flavored only. 10% of the chocolates are cocoa flavored, 90% of the rest are squashed.What percentage of the chocolates are both vanilla flavored and not squashed?
Answer(s): C
Pick a number of chocolates; it is best to take 100 as an example. 10 are cocoa, 90% of the rest (0.9 x 90 = 81) are squashed.That means that only 9 are both vanilla flavored and not squashed.
Z is 120% of Y. X is smaller than Z by 80%. What percentage is X of Y?
Answer(s): B
Pick numbers: Y=100 ---> Z=120 ---> X = 0.2 x 120 = 24. X/Y = 24%
A baker sold all of his donuts for a total amount of 216 pounds. If on each donut the baker made a profit of 8% of the cost, how much did it cost the baker to make all the donuts?
If on each donut he made a profit of 8% than he made the same profit on all of his donuts. That means that 216 pounds are 108% of the cost, and 100% is 200 pounds.
The average age of Eric and George is 10 years smaller than the average age of Martha and Bella. If Martha is six years older than Eric, how much older is Bella from George?
Answer(s): E
Write the equation: (Eric + George)/2 – 10 = (Bella + Martha)/2 Eric+George+20=Bella+Martha,The girls are 20 years older than the boys, if one is older only by 6 than the other one has to be older by 14.
The grade point average of the entire class is 90. If the average of one third of the class is 96, what is the average of the rest?
Choose a representative number of students, 3 for example.Use the average formula: (96 + 2X)/3 = 90 ---> 2X = 174 --->X = 87.
Post your Comments and Discuss Test Prep GMAT Test exam prep with other Community members:
Our website is free, but we have to fight against AI bots and content theft. We're sorry for the inconvenience caused by these security measures. You can access the rest of the GMAT Test content, but please register or login to continue.