Formula Sheet CH6 Discounts NOTATION \\( L= \\) List price \\( d= \\) Trade discount rate \\( N= \\) Net price \\( d_{e}= \\) Single equivalent trade discount rate \\( A= \\) Amount of Trade Discount, Amount of Markdown FORMULAS \\[ \\begin{array}{l} A=d \\times L \\\\ N=L-A \\\\ N=L(1-d) \\\\ N=L\\left(1-d_{1}\ ight)\\left(1-d_{2}\ ight)\\left(I-d_{3}\ ight) \\ldots\\left(I-d_{n}\ ight) \\\\ d_{e}=1-\\left[\\left(I-d_{l}\ ight)\\left(1-d_{2}\ ight)\\left(1-d_{3}\ ight) \\ldots\\left(I-d_{n}\ ight)\ ight] \\end{array} \\] Markup NOTATION \\[ \\begin{array}{l} C=\\text { Cost } \\\\ M=\\text { Amount of Markup } \\\\ S=\\text { Selling price } \\end{array} \\] \\( P= \\) Profit \\( E= \\) Expenses, Overhead FORMULAS \\[ \\begin{array}{l} S=C+M \\\\ M=E+P \\\\ S=C+E+P \\end{array} \\] Rate of Markup on Cost \\( =\\frac{M}{C} \\times 100 \\). Markdown NOTATION \\( S_{\\text {red }}= \\) Reduced Selling Price \\( M D= \\) Amount of Markdown FORMULAS \\[ \\begin{array}{l} S_{\\text {red }}=S-M D \\\\ M D=S-S_{\\text {red }} \\end{array} \\] Rate of Markdown \=fracMStimes100 A retailer has received an invoice of \\( \\$ 7,520 \\) dated May 28 , terms \\( 4 / 15, n / 30 \\), for a shipment of phones that arrived on June 28. a) What is the last day for taking the cash discount? b) What payment must be made during the cash discount period to reduce the debt by \\( \\$ 4512 \\) ? FORMULAS UNIT 5 \\[ \\begin{array}{l} P F T=N I \\\\ P F T=T R-T C=S P \\times X-F C-V C \\times X \\\\ T R=S P \\times X \\\\ T C=V C \\times X+F C \\\\ C M(\\text { per unit })=S P-V C \\\\ P F T=C M(X)-F C \\\\ B E P(\\text { in units })=\\frac{F C}{C M(\\text { per unit })} \\\\ C R=\\frac{C M}{S P} \\\\ B E P(\\text { in } \\$)=\\frac{F C}{C R} \\\\ B E P(\\%)=\\frac{B E(\\text { units })}{\\text { capacity }} \\end{array} \\]