4679
5 and greater, round up; 4 and lower round down
you are rounding to the nearest thousands place, so look at the hundreds place.
6 is in the hundreds place. Since 6 > 5, you will round up
5000 is your answer
hope this helps
Cannot be factored with rational numbers
Answer:4.404
Step-by-step explanation: All you have to do is place it in standard algorithm, and you start multiplying
Answer:
11 years old
Step-by-step explanation:
If four brothers have the average age 6, then the sum of their ages is

years.
Let x years be the age of sister. If four brothers and their sister have the average age 7, then

Multiply this equation by 5:

The sister is 11 years old.