Joise is making baked goods for her cheer sqaud's bake sale. she is selling cooking for $ 1.50 and brownies for $3. she wants to make at least $45 from her baked goods, but only has enough batter to make 10 brownies

she would need to make 10 cookies :0000

Step-by-step explanation:

i got 10.28 but that rounds up to 10.3

, and

for

step-by-step explanation:

we can analyze the pattern at which the terms increase. let us denote , , , so that we can call

note the following:

the pattern: to get the next term value, we just add the next term number (e.g. 1st, 2nd, to the previous term value (term values are the given numbers in the question, 1, 3, 6, 10, 15,

from , to get to , we add

from , to get to , we add

etc.

we need to form a recursive formula, a formula that has the next term as a function of the previous term. so a possible recursive formula can be

, and for