Beth has hamsters at her house. the number of hamsters is equal to the sum of the number of birds at kristins house and the number dogs at wendis house. john has the same number of cats as wendi has of dogs. if these four children have a total of 12 pets, how many pets are at each house?
i don't know how to solve this problem.

the ratio of grapes to blueberries she should use is 12: 3

step-by-step explanation:

if mandie is making 15 cups of fruit salad, the ratio of grapes to blueberries she should use is 12: 3.

correct choice is b

step-by-step explanation:

when you calculate the average rate of change of a function, you are finding the slope of the secant line between the two points. for the function the average rate of change from point to point can be calculated as

to find the average rate of change from day 2 to day 10, note that at day 2, 8 houses were sold, so a(2,8) and at day 10, 2 houses were sold, so b(10,2). thus,