To learn how to set up and solve this sort of exercise, try here.
. . .invested:
. . . . .at 4%: x
. . . . .at 2.25%: 33,000 - x
. . .interest:
. . . . .at 4%: 0.04x
. . . . .at 2.25%: ??(33,000 - x)
Complete the table. Sum the two interest expressions, and set equal to the given total. Then solve the linear equation. Back-solve for the required values.