Module: Formulas::Expense

Extended by:: Expense

Included in:: Expense

Defined in:: lib/formulas/expense.rb,
lib/formulas/household/source.rb

Defined Under Namespace

Modules: Household

Instance Method Summary collapse

#monthly_credit_card(amount, monthly_interest_rate) ⇒ Object

Expense.monthly_credit_card(10_000, 3) => 300.

Instance Method Details

#monthly_credit_card(amount, monthly_interest_rate) ⇒ `Object`

Expense.monthly_credit_card(10_000, 3)

> 300



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# File 'lib/formulas/expense.rb', line 9

def monthly_credit_card(amount, monthly_interest_rate)
  amount * (monthly_interest_rate / 100)
end