2.1 ounces because you divide 21 by 10 which equals 2.1
Answer:
4.34 lbs
Step-by-step explanation:
6.4-2.06= 4.34
Answer:

Step-by-step explanation:
Given
Let the number be x
So:

Required
Using trial and improvement, find x
This implies that we keep guessing the values of x until we get a value that match the equation.
Let

So, we have:


Take the square root of 625



Let

So, we have:


Take the square root of 729



At this point, we can conclude that x is approximately 729 because

So:
