$1.$ How is the current ratio calculated? Example: Current assets $=150,000$ TL$,$ current liabilities $=100,000$ TL $2.$ A company has a debt$-$to$-$equity ratio of $0\mathrm{.}5$ and total equity of $200,000$ TL$.$ What is the total debt? $3.$ Why is financial planning important for companies? $4.$ If a company$$s sales grow by $10\%$ annually, what will sales be in $3$ years if current sales are $1,000,000$ TL$?5.$ If the sustainable growth rate is $8\%$ and current equity is $500,000$ TL$,$ how much will equity grow? $6.$ Explain the concept of the time value of money.