Tammy accidentally wrote a check for more money than she had in her checking account. When she got her statement, she saw that
her balance was $54. If she deposits 3 of the money owed into her account, what will be her new balance?
OA. -$36
OB. $72
c. $18
OD. -$18
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6 of 10 Answered

The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z