Sami and her friend went to the candy store. each of them purchased a bag of jelly beans. sandra bag weighed 1.5 pounds. her friends bagweighed 2.5 pounds. if the candy is $4.50 per pound, how much did they spend altogether?

If the candy is $4.50 per pound, Sami and her friend spent $ 18 altogether.

Solution:

Given that, Sami and her friend went to the candy store.

Each of them purchased a bag of jelly beans

Weight of sami bag = 1.5 pound

Weight of her friend bag = 2.5 pound

Cost of candy per pound = 4.50

We have to find how much did they spend altogether

Total weight of candy = Sandra bag weight + her friend bag weight

= 1.5 + 2.5 = 4 pounds

Total cost = number of pounds x 4.5 per pound

Hence, they spent $ 18 altogether.

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,

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