Susan deposits $1,200 in an account that earns 8% simple interest annually.
in how many months will susan's account balance reach $1,344? (use the simple interest formula i=prt, where i = interest, p = principal or amount borrowed, r = rate, and t = time in years.)

Isabelle is mixing red and blue paint to make purple paint she adds 3/10 of a fluid ounce of red to 12/25 of a fluid ounce of blue to make 1 1/30 fluid ounces of purple how many fluid ounces of red paint ounces of red paint will she need to make 3 fluid ounces of purple paint