Inequality word problems: the least whole number needed
Write an inequality for the situation, solve it, then round to a whole number in the direction that makes it true.
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A savings jar holds 6 coins. Lena adds 6 coins each week. What is the least number of whole weeks needed to have at least 47 coins?
Answer: 7
A savings jar holds 4 coins. Omar adds 6 coins each week. What is the least number of whole weeks needed to have at least 72 coins?
Answer: 12
A savings jar holds 2 coins. Rosa adds 6 coins each week. What is the least number of whole weeks needed to have at least 31 coins?
Answer: 5
Tip: Write an inequality for the situation, solve it, then round to a whole number in the direction that makes it true.
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