Use the below information to answer the following $3$ questions regarding residential underwriting

Borrower info

annual gross salary: $$90,000$

annual take home pay $($after taxes$)$: $$70,000$

monthly student loan payment: $$400$

monthly car payment: $$500$

Mortgage info

LTV: $75\%$

Term & Am: $15$ years

Interest Rate: $4\mathrm{.}00\%$

Monthly projected property taxes: $$600$

Monthly projected home owners insurance: $$200$

Underwriting info

Housing expense ratio: $29\%$

Total debt ratio: $36\%$ What is the maximum mortgage amount this borrower qualifies for? What is the maximum house purchase price this borrower qualifies for? What is the maximum monthly payment $($principal and interest$)$ this borrower qualifies for?