Mathematics, 10.11.2021 22:40 christyr2002
In a class of students, the following data table summarizes how many students have a brother or a sister. What is the probability that a student chosen randomly from the class is an only child?
Has a brother Does not have a brother
Has a sister 2 13
Does not have a sister 5 6
Answers: 3
Mathematics, 21.06.2019 14:30
Aswimming pool has an input pump for filling the pool and an output pump for emptying the pool. the input pump can fill the pool in 3 hours, and the output pump can drain the pool in 5 hours. as you go to bed, the pool is full, but a neighbor’s kid turns on the output pump. at midnight, you awake to find the pool half empty. immediately, you turn on the input pump, but you are sleepy and forget to turn off the output pump. at what time will the pool become full?
Answers: 1
Mathematics, 21.06.2019 15:30
The weight of an object in a particular scale is 175.2 lbs. the measured weight may vary from the actual weight by at most 0.1 lbs. what is the range of actual weights of the object
Answers: 3
Mathematics, 21.06.2019 16:00
5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000
Answers: 2
Mathematics, 21.06.2019 16:20
What are the soultion(s) to the quadratic equation 40- x^2=0
Answers: 1
In a class of students, the following data table summarizes how many students have a brother or a si...
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