Math

Find the probability of the following if there are 30 students in the class who have been numbered and you use a calculator to generate random numbers between 1 and 30.

A number less than 10.

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  1. Pr(<10)=9/30

  2. Three blue and five red balloons are each tied to a string and the strings are held together. If one of the strings is selected at random, determine the odds against the balloon being blue.

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