eileenchang eileenchang
  • 13-05-2020
  • Mathematics
contestada

What is the remainder when 20+21+22+⋯+285 is divided by 9?

Respuesta :

jadyalexandra02
jadyalexandra02 jadyalexandra02
  • 14-05-2020

Answer:

20+21=41+22=63+285=348

348/9=38.7 or 39 if rounded to the whole number

Step-by-step explanation:

Answer Link

Otras preguntas

role of Mandela in Umkhonto we Sizwe ?​
This chemical reaction follows the law of conservation of mass. CaO(s) + CO2(g) - CaCO3(s) How much CaCO, will be formed if 2.2 grams of CaO are used for this r
Why is Louis Riel consider as a traitor ?
Write the product using exponents. (−12)⋅(−12)⋅(−12)
Find the area of the regular polygon. Round to the nearest tenth
In "Ambush," which sentence best reflects truth? the idea that O'Brien is more concerned with emotional truth than factual © I want to tell her exactly what hap
PLEASE ANSWER! I don't understand this problem.
The following information is available for Crane Company Accounts receivable $3,300 Cash
Which is one way that analyzing ice benefits scientists who study ancient climates? A) Scientists can analyze frozen volcanic dust to help predict eruptions. B
Write a letter to your mom promising her that you will work hard and not spend time playing games online.