Which or the following statements best captures the main idea of this passage?
A. Although gold is very valuable, it is also very expensive.
B Gold jewelry is stamped with its karat weight
C Gold jewelry is made using alloys.
D Colored gold is more valuable than white gold.
2) Based on information in the passage, it can be understood that pure gold is
A not used to make rings
C. an alloy of different metals
B stamped with 100K
D. colorless
3) According to the passage the use of other metals in gold alloys
I can be used to make the gold different colors
11. makes jewelry more expensive
III makes gold more dexible
Al only
C. II and III only
Bland ll only
D. I, II, and III
4) Based on information in the passage, which of the following is most similar to an alloy?
A karat
C. an ingredient
B. a blend
D. an accessory
5) With respect to the relationship between gold and its karat rating, which of the following
statements is are true?
1. The lower the karat rating, the less pure the gold.
II. The higher the karat rating, the more expensive the gold.
III. The higher the karat rating, the more valuable the gold.
A. I only
C. an ingredient
B. I and II only
D. I, II, and III​