1d) What does the price need to be to have unit elasticity?

\( 3 i l l \) nterest. In his passbook account, he earns \( 5 \% \) simple interest. At the end of one year, Bill earned a total of \( \$ 150 \) interest in his two savings accounts. Which equation is sed to calculate \( x \), the amount Bill invested in his money market account? \( \begin{array}{l}(6000-x)(0.02)(1)+(x)(0.05)(1)=150 \\ (6000-x)(2)(1)+(x)(5)(1)=150 \\ (x)(0.02)(1)+(x)(0.05)(1)=6000 \\ (x)(2)(1)+(6000-x)(5)(1)=150 \\ (x)(0.02)(1)+(6000-x)(0.05)(1)=150\end{array} \)

Iris köper en elgitarr för 15000 kr . Hon räknar med alt elgitarrens värde kommert minska i värde med i genomsnitt \( 2,0 \% \) per àr. a) Hur mycket är elgitarren värd efter tvă ăr?

Larissa invested \( \$ 19,000 \) in an eleven-year CD giving \( 7.5 \% \) interest, but needed to withdraw \( \$ 2,500 \) after four years. If the CD's penalty for early withdrawal was one year's worth of interest on the amount withdrawn, how much money did Larissa have when the CD reached maturity, not including the amount she withdrew? a. \( \$ 13,612.50 \) b. \( \$ 30,675.00 \) c. \( \$ 30,112.50 \) d. \( \$ 14,175.00 \)

In account executive deposited \( \$ 36,000 \) into two simple interest accounts. On the tax-free account the annual simple interest rate is \( 2.5 \% \), and on the money market fu he annual simple interest rate is \( 3.5 \% \). How much should be invested in each account so that both accounts earn the same annual interest? tax free account \( \$ \) money market \( \$ \)

A university alumni association invested part of \( \$ 22,000 \) in preferred stock that earns \( 8 \% \) annual simple interest, and the remainder in a municipal bond that earns \( 7 \% \). The amount of interest earned each year is \( \$ 1,610 \). How much was invested in each account? annual simple interest. The at \( 7 \% \$ \square \) at \( 8 \% \$ 0 \)