Question

10 decks of cards cost $50. Each deck costs the same. How much do 4 decks cost?​

Answer 1

$20

Explanation:

If 10 decks of cards cost $50, then the cost of one deck of cards is:

$50 ÷ 10 = $5

So 4 decks of cards would cost:

$5 × 4 = $20

Therefore, 4 decks of cards would cost $20.