Arrange the following words in a meaningful sequence:
1. Iron
2. Copper
3. Gold
4. Silver
5. Aluminium
Answer & explanation
Correct answer: option 4
The correct answer is Option (4) → 1, 5, 2, 4, 3
The words are five common metals. Arranged from the cheapest to the most precious, they come in this order:
1. Iron — The cheapest of the five; it is used in bulk for steel and machines.
5. Aluminium — Costs more than iron but is still a common metal for cans and utensils.
2. Copper — Costs more than aluminium; it is used for electric wires.
4. Silver — A precious metal, used for jewellery and coins.
3. Gold — The most precious of the five.