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Two different numbers are randomly selected from the set {1, 2, 3, 4, 5, 6, 7}. What is the probability that their sum is at least 7? Express your answer as a common fraction.
asked
May 28, 2023
Mathematics
middle-school
1
answer
0
votes
528k
views
It took Shane 2 hours to drive 120 miles. If she continues at this rate, how far will she travel in 4 hours and 30 minutes?
asked
Feb 10, 2023
Mathematics
high-school
1
answer
10
votes
148k
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