The scores of tim’s first four math tests are 82%, 90%, 78%, and 100%. if tim wants to have a test average of 90%, what must the average of tim’s next two tests be? share the steps to doing this, i'm studying for the hunter exam.

Astandard american eskimo dog has a mean weight of 30 pounds with a standard deviation of 2 pounds. assuming the weights of standard eskimo dogs are normally distributed, what range of weights would 99.7% of the dogs have? approximately 26–34 pounds approximately 24–36 pounds approximately 28–32 pounds approximately 29–31 pounds

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?

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