xoxojaylahxoxo xoxojaylahxoxo

22-03-2018
Mathematics

contestada

Jon's test grades are 67, 75 , 73 and 69. What does he need to make on his next test to have a 73 average?

Respuesta :

ramaaabdou ramaaabdou

22-03-2018

it's 81.
simple calculate it by:
(67+75+73+69+x)/5=73
then 73*5-(67+75+73+69)=x
where x here is the grade needed to reach an av. of 73. 5 is the number of tests.

Answer Link

Otras preguntas

When writing a book review, the best first step is to a. introduce your reasons for liking or not liking the book's author. b. summarize the plot of the book.

The pH scale from 7 to 14 is for a(n) What . A substance that is used to determine an acid or base is called a(n) What . A commonly used acid indicator is what

About how many tax returns are selected by the IRS of adults each year?

lim h--> 0 (sin (pi/6+h) - sin pi/6)/ h ...?

Which of the following is NOT true of greenhouse gases? a. They absorb Earth’s radiation. b. They are produced solely by human activities. c. They are tra

Given the two equations below, determine which statement best describes the graph of the equations. y=1/2x-3 y=-2x+16 Select answer A The two lines given by

at cobb middle school students with learning disabilities are placed in classrooms with students of all levels this is an example of

1. Which is a minor arc in L? (1 point) a. AB b. DB c. ABD d. CBD

A classmate says that line AB is parallel to line DC based on the diagram below. Explain the error.

What is the 32nd term of the arithmetic sequence where a1 = –31 and a9 = –119? ...?