23-02-2019
Mathematics

contestada

Alen everage score after sixth test is 83 if Alen earns a score of 97 on the seventh test what is her new average

Respuesta :

jimrgrant1 jimrgrant1

23-02-2019

Answer:

85

Step-by-step explanation:

Average is calculated as

average = [tex]\frac{total}{count}[/tex]

After 6 tests

[tex]\frac{total}{6}[/tex] = 83 ( multiply both sides by 6 )

total = 83 × 6 = 498

New total after test 7 = 498 + 97 = 595, hence

new average = [tex]\frac{595}{7}[/tex] = 85

Answer Link

Otras preguntas

photochemistry is the study of

i will give brainliest A whole number is 6 more than 2 times another number. The sum of the two numbers is less than 50. This can be written in an inequality as

A race car starts from rest and travels east along a straight and level track. For the first 5.0 s of the car's motion, the eastward component of the car's velo

26. The speed of light in a certain medium isof its speed in air. The refractive indexof medium is:a. 0.4b. 2

Find an equation equivalent to r = 1 + 2 sin in rectangular coordinates.

A ball is whirled on the end of a string in a horizontal circle of radius R at const v. By which one of the following means can the centripetal acceleration of

How cancelling elections, Buddhist practices, and the Vietcong all represent challenges the U.S. faced supporting their allies in Vietnam?

Line m is parallel to line n. The measure of angle 4 is 109°. What is the measure of angle 6? A) 71° B) 109° C) 95° D 101°

There are 92 million people in the Philippines. Its is estimated that 33,120,000 people in the Philippines smoke cigarettes. Find the percent of the population

Chief Joseph's Surrender Speech, October 5, 1877by Chief JosephTell General Howard I know his heart What he told me before, I have it in my heart. I am tired of