Question 11

A commercial flower grower raises flowers in each of the three growing seasons every year-spring, summer and winter-with the year beginning in spring. Exactly seven different kinds of flowers A, B, C, D, E, F and G are grown every year. Each kind of flower is grown at least once a year. The flowers are grown according to the following rules:

  1. B can be grown in a growing season only if A is grown in the preceding season.
  2. No more than three different kinds of flowers are grown in any one growing season.
  3. No kind of flower can be grown in two seasons in a row.
  4. A can be grown neither in the winter season nor in the same growing season as E or F.
  5. C and D are always grown in the same growing season.
Questions:
1 If G is grown in the spring and E in the summer of one year, then which of the following can also be grown in the summer?
A. F
B. A
C. C
D. D

2

Which of the following is an acceptable schedule for the three growing seasons?
Spring Summer Winter
A. A C, D, B A, F, G
B. C, F A, D, G B, E
C. E, F A G, C, D, B
D. A, C, D B, E, F G
3 If G and B alone are grown in the winter season, then which of the following must be grown in the preceding spring?
A. F
B. B
C. D
D. E
Answers:
Question No. Answer
1 A
2 D
3 D