Ages of Presidents at Inauguration The data represent the ages of our Presidents at the time they were first inaugurated.
57 61 57 57 58
57 58 57 61
54 68
51 49 64 50 48 65 52 56 46
54 49 51 47 55 55 54 42 51
56 55 51
54 51 60 62 43 55
56 61 52 69 64 46 54 47
Are there any distribution peaks?

Emma will roll two number cubes labeled 1 through 6. she will record the sum of the two numbers after each roll. she will roll the two cubes 540 times. how many times should emma expect the sum to equal 5?

1c) the number 131 is a term in the sequence defined by the explicit rule f(n)=5n-4. which term in the sequence is 131? 2a) write the first four terms of the function f(n)=n^2-1 2b) what is the 10th term of the sequence defined by the explicit rule f(n)=n^2-1 2c) the number 224 is a term in the sequence defined by the explicit rule f(n)=n^2-1. which term in the sequence is 224?

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.