 |
Опрос |
 |
|
|
GMAT/Data Sufficiency
A tiger at point A on the edge of a circular cage walks in a straight line until he encounters the edge again at point B. He then walks in another straight line until he once more encounters the edge of the cage at point C, which is directly opposite point A in the cage. How many paces in circumference is the cage?
(1) In going from point A to point B, the tiger walked 5 paces.
(2) In going from point B to point C, the tiger walked 12 paces.
A) if statement I alone is sufficient to answer the question, but statement 2 alone is not sufficient
B) if statement 2 alone is sufficient to answer the question, but statement I alone is not sufficient
C) if both statements together are needed to answer the question, but neither statement alone Is sufficient
D) if either statement by itself is sufficient to answer the question
E) if not enough facts are given to answer the question
| ОТВЕТЫ И КОММЕНТАРИИ |
| Решение |
С) both statements together are needed to answer the question, but neither statement alone Is sufficient |
|
|
|
|
|
School Closing
There is a 10% chance that it won't snow all winter long. There is a 20% chance
that schools will not be closed all winter long. What is the greatest possible
probability that it will snow and schools will be closed during the winter?
(A) 55%
(B) 60%
(C) 70%
(D) 72%
(E) 80%
|
|
Вверх 
