3. Use the frequency distribution to construct a histogram, and match it with one of the histograms shown. 4. Match the frequency distribution of the weights in grams of pre-1964 quarters to the corresponding histogram.

Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g

In a class of 77, there are 44 students who play soccer. if the teacher chooses 33 students, what is the probability that none of the three of them play soccer?

The difference between the measures of two complementary angles is 14. find the measure of both angles.