Describe that these two students know each other
Eight students in a class are asked how many of other seven students they know. One student knows all other students but only two students know the same number of students. Describe that these two students know each other.
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Two runners start running laps at same time, from same starting position. george runs a lap in 50 seconds, sue runs a lap in 30 seconds. when will the runners next be side by side?
At the certain high school, most students go to one of 7 universities. If 100 students go to such 7 universities some year, determine the smallest possible number of students who could attend the university where most students go?
Compute the probability of getting B or better on Part 1 if she got B or better on Part 2? Are the events "getting B or better on Part 1" and "getting B or better on Part 2" independent?
Provide an example of three graphs G1 , G2 , and G3 of order 7 such that every vertex of each graph has degree 2, 3 or 4, where there is at least one vertex of each of these degrees and
Describe that K6 haves three spanning trees T1 , T2 , and T3 such that { E(T1), E(T2) , E(T3) } is the partition of E(K6) and the degrees of the vertices of each tree are 3, 3, 1, 1, 1, 1.
Assume that we have the collection of six coins, exactly one of which is counterfeit and weighs less than each authentic coin. Use a decision tree to describe a method for indentifying the conunterfeit coin using two weighings of a balance scale.
Two gasoline, type A and type B, have octane ratings of 80 and 92 respectively. Type A costs $2.13 per gallon as well as type B costs $3.28 per gallon. Find out the blend of minimum cost with an octane rating of at least 90. Determine the minimum
An oil tanker can be emptied by the main pump in four hours. an auxilary pump can empty the tanker in 9 hours. If the main pump started at 9a.m., when should the auxiliary pump be started so the tanker is emptied by noon?
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