She should save $38,450.39.
The formula for the amount of money in an interest-bearing account that is compounded is

where A is the total amount in the account, p is the amount of principal invested, r is the interest rate as a decimal number, n is the number of times per year interest is compounded, and t is the number of years. Using our information we have:

Divide both sides:
Answer: 608 m³
Step-by-step explanation: Bxh which is 56 in the top half step 2 is Bxh in the bottom half which is 10x8x6.9=552 step 3 is to add them up 552+56 = 608 m³ hope this helps
Answer:
the first one
Step-by-step explanation:
Just put the numbers under one square root symbol and try to simplify.