Answer:
a) 900 dollars
b) 5900 dollars
Step-by-step explanation:
The complete question is
A new bank customer with $5,000 wants to open a money market account. The bank is offering a simple interest rate of 1.8%. a. How much interest will the customer earn in 10 years? b. What will the account balance be after 10 years?
solution
a) The simple interest SI 
Where P is the principal amount
R is the rate of interest and
T is the time period
Substituting the given values, we get -
SI
dollars
b) Amount is the sum of Principal and simple interest
dollars