Affan Chawdry has monthly net income of $1,050. He has a house payment of $450 per month, a car loan with payments of $250 per month, a Visa card with payments of $50 per month, and a credit card with a local department store with payments of $100 per month.
What is Affan's debt payments-to-income ratio?
A. 2.63
B. 1.24
C. 0.81
D. 0.38
E. 0.50