PrepTest 20, Section 1, Question 14
A jeweler makes a single strand of beads by threading onto a string in a single direction from a clasp a series of solid-colored beads. Each bead is either green, orange, purple, red, or yellow. The resulting strand satisfies the following specifications:
A jeweler makes a single strand of beads by threading onto a string in a single direction from a clasp a series of solid-colored beads. Each bead is either green, orange, purple, red, or yellow. The resulting strand satisfies the following specifications:
A jeweler makes a single strand of beads by threading onto a string in a single direction from a clasp a series of solid-colored beads. Each bead is either green, orange, purple, red, or yellow. The resulting strand satisfies the following specifications:
A jeweler makes a single strand of beads by threading onto a string in a single direction from a clasp a series of solid-colored beads. Each bead is either green, orange, purple, red, or yellow. The resulting strand satisfies the following specifications:
If a purple bead is adjacent to a yellow bead, any bead that immediately follows and any bead that immediately precedes that pair must be red.
Any pair of beads adjacent to each other that are the same color as each other must be green.
No orange bead can be adjacent to any red bead.
Any portion of the strand containing eight consecutive beads must include at least one bead of each color.
If an orange bead is the fourth bead from the clasp, which one of the following is a pair that could be the second and third beads, respectively?
green, orange
green, red
purple, purple
yellow, green
yellow, purple
Explanations
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