The speed, $$\(v \mathrm{~km} / \mathrm{h}\)$$, of each of 200 cars passing a building is measured. The table shows the results. Two of the 200 cars are chosen at random. Find the probability that they both have a speed greater than $$\(50 \mathrm{~km} / \mathrm{h}\)$$. .............................................
Exam No：0580_s20_qp_42 Year：2020 Question No：3(c)
Answer:
\(\frac{87}{3980}\) oe
Knowledge points:
E8.5 Calculate the probability of simple combined events, using possibility diagrams, tree diagrams and Venn diagrams. (In possibility diagrams, outcomes will be represented by points on a grid, and in tree diagrams, outcomes will be written at the end of branches and probabilities by the side of the branches.)
Solution:
Download APP for more features
1. Tons of answers.
2. Smarter Al tools enhance your learning journey.
IOS
Download
Download
Android
Download
Download
Google Play
Download
Download