please provide step-by-step solutions

Assume that Chi Corporation had EPS this year of $4.00 and a book value of $18 and they paid a dividend of $1.00. Determine Chi Corporation's ROE. Determine Chi Corporation's Retention Ratio. Assume the same rate of return on Book Value for next year. Determine next year's EPS. Determine the rate of growth in earnings between this year and next year. ) Determine the sustainable growth rate for Chi Corporation