4.28 is a decimal and not a mixed number. To write it as a mixed number you keep the 4 and put 28 over 100 then simplify.
4.28= 4 28/100 (simplify)
4 28/100= 4 14/50= 4 7/25
4.28 as a mixed number would be 4 7/25
Previous = 767 subtract pmt of 49 = amount to pay interest on, A
new balance = A(1 + rt)^p*t r = interest rate for year as decimal
t = time in years p = amount of times for the year interest is added
70 millimeters are in 7 centimeters since 10 millimeters is equal to one centimeter you would multiply 7 centimeters times 10 millimeters and get 70
Answer:
Answer in the pic with steps
Hope it helps
