There are 8 students in a classroom, including the triplets molly, polly, and dolly. if 3 of the 8 are randomly selected to give speeches, what is the probability that molly will be first, polly will be second, and dolly will be third?

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.

Acompany charges $0.10 for each letter engraved. bobby plans to spend no more than $5.00 on the engraving on a jewelry box. write and solve an inequality to find the maximum number of letters he can have engraved.

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