Answer:
customer must deposit $8000
Explanation:
given data
purchases bonds = $100,000
margin = 40%
solution
As we know minimum maintenance requirement set by Financial Industry Regulatory Authority is the great than 7% of face amount or 20% of the market value
and margins is minimums set by exchange
so bond is purchased at 40% is
bond purchase = 40% × $100,000 = $40000
and 20% of $40,000 is = $8,000
and 7 % of $100,000 is = $7,000
so greater amount is $8,000
so customer must deposit $8000
