During a weekend, the manager of a mall gave away gift cards to every 80th person who visited the mall. On Saturday, 1,210 peopl
e visited the mall. On Sunday, 1,814 visited the mall. How many people received a gift card?
1 answer:
Answer:
37
Step-by-step explanation:
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Answer:
.
Step-by-step explanation:
.
check the picture below.
![\bf \stackrel{f(x)}{0}=-16(x^2-6x-7)\implies 0=x^2-6x-7 \\\\\\ 0=(x-7)(x+1)\implies x= \begin{cases} \boxed{7}\\ -1 \end{cases}](https://tex.z-dn.net/?f=%20%5Cbf%20%5Cstackrel%7Bf%28x%29%7D%7B0%7D%3D-16%28x%5E2-6x-7%29%5Cimplies%200%3Dx%5E2-6x-7%20%5C%5C%5C%5C%5C%5C%200%3D%28x-7%29%28x%2B1%29%5Cimplies%20x%3D%20%5Cbegin%7Bcases%7D%20%5Cboxed%7B7%7D%5C%5C%20-1%20%5Cend%7Bcases%7D%20)
it cannot be -1, because is a seconds amount after moving.
Answer:
39
Step-by-step explanation:
2in:12m = 6.5in:?m
6.5 / 2 = 3.25
3.25 x 12
39