There were 3 times as many children as adults at the school book fair. If there were 81 children, what was the ratio of adults to total attendees at the book fair.

How do you split 92 against 4 people

Which of the following situations involves testing a claim about a single population proportion? Group of answer choices A certain prescription allergy medicine is supposed to contain an average of 245 parts per million (ppm) of a certain chemical.

How to solve -11=n-5 divided by 6

What are the like terms in the expression? 9a - 3b + 4ab

Which choices are solutions to the following equation? Check all that apply. x^2-5x=-9/4 A. x = 2 B. x = - 1 C. x = 0.5 D. x = 4.5

7x what gives me 1 can someone answer I'm new

Use part (a) to find a power series for f (x) = x ln (1 + x).

Which is the correct way to model the equation Negative x + 8 = 7 x + (negative 8) using algebra tiles?

Mario and luigi pain to buy a wii for 299.00. wii games cost 59.99 each

How do you write 60,000 in exponential notation