Consumer math:using credit question #1- Sal took out a 21-day payday loan from the just loans store. He borrowed $350 and is being charged $75 in interest. What is the APR for this loan?
A-21.4%
B-75.86%
C-278.65%
D-371.95
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The square root of 9x plus 7 plus the square rot of 2x equall to 7

Stacey filled her 1/2 cup of measuring cup seven times to have enough flour for a cake recipe how much flour does the cake recipe calls for

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables