gldenps574 gldenps574
  • 03-01-2018
  • Mathematics
contestada

Given 6 terms what is the sum of 10+25+40+...+85

Respuesta :

anchitthawi
anchitthawi anchitthawi
  • 03-01-2018
Sn = n/2 ( a1+an)
= 6/2 (10+85)
= 3 (95)
= 285
Answer Link

Otras preguntas

Find length of MN such that LN = 5.7 and LM = 1.3 MN= x + 2.1
$5.75 made up of all dimes and quarters, Joey has 38 coins, how many of each coin does he have?
A good scientific question has to be? a. true b.testable c.always wrong d. always correct
Which of the following is a solution for the inequality 2x < 9?
what language was widely spoken when spanish explorers came to nicaragua
A learner who is first for sequence will likely say something like .
Which important soul artist wrote the song "say it loud, i'm black and i'm proud"?
A long year-end status report for work is 80 pages long. You need to print 14 copies for a meeting next week. How much is the paper going to cost for those repo
List the five basic tasks that need to be completed in order to properly process of crime scene. What is the goal of each task?
When Sergei realizes that Yoni is dead he might make a decision what conflicting motivations must he sort out before he can decide whether or not to use his las