Answer:
They would have to multiply 2.5in and 8 ft because the ratio is 1in:8ft and the inches go up and you have to keep the ratio at the same value so you multiply 2.5 and 8
Step-by-step explanation:
Tan^5x=tan^3x∗tan^2x
sin^2x+cos^2x=1
tan^2x+1=sec^2x
tan^2x=sec^2x−1
$42.08 because 7$ or 3$ is not reasonable because it is 49$ and if it is 15% off it cannot go up to 56$ so it is 42.08 hope this helps can u mark me brainliest
Answer:
75 posters
Step-by-step explanation:
Given
---- Revenue
--Cost of production
Required
Determine the number of posters that when cost equals revenue
To do this, we simply equate both equations
i.e. 
Collect like terms.
Multiply through by 3
Divide both sides by 8
