GMAT Test practice questions, page 47 of 65, with answer review and explanations.
Question 231
In a chocolate store, there are vanilla and chocolate flavor bon-bons only. 10% of the bon-bons are chocolate flavored, 90% of the rest are squashed. What percentage of the bon-bons is vanilla flavored that are not squashed?
1%
5%
9%
10%
2%
Question 232
A credit card number has 6 digits (between 1 to 9). The first two digits are 12 in that order, the third digit is bigger than 6, the forth one can be equally divided by 3 and the fifth digit is 3 times bigger than the sixth one. How many credit cards can be made?
27
36
72
112
422
Question 233
Out of a box that contains 4 black mice and 6 white ones, three are picked up. What is the probability that all three will be black mice?
8/125
1/30
2/5
1/720
3/10
Question 234
A car is driving at 60 km/h for 20 minutes, and then drives at 90 km/h for another 40 minutes. What is the average speed of the car?
80
75
70
65
54
Question 235
Two grandfathers can nit a sweater in 6 days. Two grandfathers and one grandmother can nit a sweater in 3 days. How many days will it take the grandmother to nit a sweater all by herself?