# Help math!!

posted by .

15 students took a science test. the average score was 88.0. later in the day a sixteenth student took the same test and scored a 92. the teacher recalculated the class average using all 16 of the scares. by how much will the class average have increased? show your work.

• Help math!! -

15 * 88 = 1320

1320 + 92 = 1412

1412 / 16 = ?

• Help math!! -

88.25

## Similar Questions

1. ### math

In his NPR radio program "A Prairie Home Companion," Garrison Keillor describes the mythical town of Lake Wobegon as a place where "all the women are strong, all the men are good-looking, and all the children are above average." The …
2. ### algebra

students in a biology class just took a final exam. a formula for predicting the average exam grade on a similar test t months later is. s(t)=78-15log(t+1) (a)find the students average score when they first took the final exam. (b)what …
3. ### Algebra

Ms Newton's class took the same test as Mr. Euclid's students. Ms. Newton's class has 20 students, and the average(mean) test score was 90. The average of Mr. Euclids class was 80. If you combine both classes the average score on the …
4. ### Algebra

Ms Newton's class took the same test as Mr. Euclid's students. Ms. Newton's class has 20 students, and the average(mean) test score was 90. The average of Mr. Euclids class was 80. If you combine both classes the average score on the …
5. ### Math

the average for a grade on a test taken by 20 students was 75. When one more student took the test the class average became a 76. What score did the student make?
6. ### Statistics

Thirty-two students took a 50-item Biology test. The average score obtained is 42. The next day, three students who were absent took the test and obtained 35, 39 and 43. What is the average score of the 35 students?
7. ### math

15 students took a science test. the average score was 88.0. later in the day a sixteenth student took the same test and scored a 92. the teacher recalculated the class average using all 16 of the scares. by how much will the class …
8. ### Algebra

The 22 students present for a recent test in Ms. Huangâ€™s class had an average score of 88. When students who were absent took the test, three scored 4 points higher than the average and two scored one point higher than the average. …
9. ### math hw

10.Thirty students in a chemistry class took a test on which the overall average score was 78. If the average score for 15 of those students was 85, what was the average score for the remaining members of the class?
10. ### Math

when only tom was absent 19 students in his class took a math test and their average score was 82%.when tom came back to school he took the test and got a 72% .what happened to the class average

More Similar Questions