Felicia invested money at an interest rate of 4%. After six months she had earned $90.00 interest. How much money did Felicia invest?

d (5 x (-20)) * (100 x (0.7))

step-by-step explanation:

5÷1/100 * -.7 *-20

copy dot flip

5*100 * -.7 *-20

rearrange

5*-20   * 100 *-.7

-100   *-70

7000

v = 1/3 a^2h

step-by-step explanation:

the volume is 1/3 a^2h.