Isabel had 12 pages of history and 12 pages of science assignments to read. It took her 10 minutes to read a page of history. She spent a total of 216 minutes to complete all of her reading assignments.

Let x be the time it took Isabel to read one page of science.

Use the equation editor to enter the equation that represents the problem. The equation should have the form p(x+q)=r, using the variable x and the correct values for p, q, and r.

What situation is an example of an observational study

1. if we have 3 babies what is the probability they’re going to be all boys? 2. if we roll 2 die at the same time what is the probability of getting less than 10 on the first roll and a 5 on the second roll 3. if we have 3 babies what is the probability their is going to be 2 girls? 4. if we have 3 babies what is the probability of having no more than 1 girl? 5. it we have 3 babies and then have another 3 babies what is the probability of us having at least 1 boy and then having all girls?

Satchi found a used bookstore that sells pre-owned dvds and cds. dvds cost $9 each, and cds cost $7 each. satchi can spend no more than $45.