Question: Which problem below could be solved mentally with benchmarks? Group of answer choices Luke ordered 3 pizzas. But before his guests arrive he got hungry

Which problem below could be solved mentally with benchmarks? Group of answer choices Luke ordered 3 pizzas. But before his guests arrive he got hungry and ate of one pizza. What was left for the party? Linda ran miles on Friday. Saturday, she ran miles and Sunday . How many miles did she run over the weekend? Lois gathered pounds of walnuts and Charles gathered pounds. Who gathered the most? How much more? Estimate the answer to

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