Digital PSAT Math Practice Question 262: Answer and Explanation
Question: 262
The following chart tabulates the breakfast items ordered at Sam's Breakfast Dine-In & Drive-Thru on a particular Monday.
| Egg Sandwich | Cinnamon Roll | Breakfast Burrito | Chicken and Waffles | Totals |
Dine-in | 73 | 40 | 68 | 110 | 291 |
Drive-through | 94 | 26 | 89 | 75 | 284 |
Totals | 167 | 66 | 157 | 185 | 575 |
What is the best estimation of the probability that a randomly selected item sold from the drive-through that Monday is a breakfast burrito?
- A. 0.28
- B. 0.31
- C. 0.36
- D. 0.43
Correct Answer: B
Explanation:
(B) The drive-through sold a total of 284 items, and 89 of those were breakfast burritos. Therefore, the probability that a randomly selected item will be a breakfast burrito is given by the expression 
, choice (B).
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