1. Dylan has x pennies and y nickels in his piggy bank. His brother told him to take out at least 6 coins from his piggy bank.

Which inequality models this situation?
(Points : 1)
x + y 6
x + y ≥ 6
0.01x + 0.05y 6
0.01x + 0.05y ≥ 6

Question

1. Dylan has x pennies and y nickels in his piggy bank. His brother told him to take out at least 6 coins from his piggy bank.

Which inequality models this situation? 
(Points : 1)
       x + y > 6
       x + y ≥ 6
       0.01x + 0.05y > 6
       0.01x + 0.05y ≥ 6

anonymous · Answer

Mr. Chen goes to the post office to buy small and large boxes. The post office has 10 small boxes and 9 large boxes in stock. He needs at least 4 boxes in each size. Mr. Chen will buy 15 boxes at most.

Mr. Chen buys 9 small boxes. How many large boxes could he buy?

Choose all answers that are correct. 
(Points : 1)
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        7