If Thoko scored 71% and the class average was 63%. Aleta scored 55%, Vera scored 36%, and Sibusiso scored 88%. There are five learners in a class that has written a final exam. What percent do you need on the final to earn 93% of the total points on all tests? On three 150-point geography tests, you earned grades of 88%, 94%, and 90%.

During the first ride, mostly in city traffic, it traveled 20.5 km, with an average consumption of 7.8L Vaňková has a company car equipped with a multifunction indicator, on which she can monitor the average petrol consumption during individual rides. If all exams are worth the same percentage, what is the minimum test score necessary on his last exam to earn an A grade in the class (90% or better)? Jo's test scores on the first four 100-point exams are as follows: 96,90,76, and 88. If the drug success rate of 20%, what is the probability that medicine does not work? What was the average score for the class? In a math exam, two students scored 95, six students scored 90, 3 students scored 80, and one student scored 50.

Write a real-world problem involving the multiplication of a fraction and a whole number with a product between 8 and 10, then solve the problem. What percentage of students have scores higher than 90? What percentage of students have scores between 70 and 85? Twenty percent of the students do better Suppose the scores on a test have a normal distribution with X=74 and a standard deviation of s=18.

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