Patrycia’s overall grade in her physics class is based solely on the average of her scores on 6 unit tests. the grade she received on the first 5 tests are as follows: 89, 93, 95, 92, 90. what grade does patrycia need to earn on her 6th unit test to end up with a 90% in the class?
a.
76.5%
b.
81%
c.
90%
d.
92.5%

With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered

In order to be invited to tutoring or extension activities a students performance 20 point higher or lower than average for the