Susan johnson went shopping for some new clothes at the empire department store. she bought a pair of pants for $12.75, a shirt for $8.40 and shoes for $10.50 the sales tax was $1.58. how much money did she spend?

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered