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A bag contains 13 ripe oranges and 7 unripe oranges. What is the probability that an orange picked at random from the bag will be a ripe orange?

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Final answer:

To find the probability of picking a ripe orange from the bag, divide the number of ripe oranges (13) by the total number of oranges (20), resulting in a probability of 0.65 or 65%.

Step-by-step explanation:

The probability that an orange picked at random from a bag containing 13 ripe oranges and 7 unripe oranges will be a ripe orange can be calculated by dividing the number of ripe oranges by the total number of oranges. Here's the step-by-step explanation:

  1. First, calculate the total number of oranges in the bag: 13 ripe + 7 unripe = 20 oranges.
  2. Next, identify the number of favorable outcomes (picking a ripe orange), which is 13.
  3. Now, calculate the probability by dividing the number of ripe oranges by the total number of oranges: Probability (ripe orange) = number of ripe oranges / total number of oranges = 13 / 20.
  4. Therefore, the probability is 0.65, which can also be expressed as 65%.

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