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Ireland has a 23% VAT (value-added tax, similar to a sales tax). How much will the VAT be on a purchase of a €250 item?

Make U the subject of the formular S=½(u+v)t​

Is the confidence interval affected by the fact that the data appear to be from a population that is not normally​ distributed? A. ​Yes, because the sample size is not large enough. B. ​No, because the population resembles a normal distribution. C. ​Yes, because the population does not exhibit a normal distribution. D. ​No, because the sample size is large enough.

Assuming `qualified` is already declared, code a fall-through switch statement to print the following messages: When `qualified` is 1 or 2: "You are a student or teacher and you get a 10% discount." When `qualified` is 3 or 4: "You are a senior citizen or military and you get a 12% discount." For any other value of `qualified`: "Sorry, you're not eligible for a discount."

A second messenger is: a. a molecule that allows one cell to communicate with other cells b. a chemical messenger released from synaptic terminals across synapses c. a molecule that intiates a signaling cascade in response to hormone binding on a cell membrane receptor and activating a G protein. d. a hormone that binds to a cell membrane hormone receptor and triggers activation of another messenger system.

Find the domain of the function. Write your answer in interval notation. f(x)=-4x² + 5x +1

Find the sum and express it in simplest form (-7s+8b+6)+(5s-3b)

A solution is 0.025 M in Pb2+. What is the minimum concentration of Cl− required to initiate precipitation of PbCl2, given that the Ksp for PbCl2 is 1.17 × 10^−5?

The fastest-growing population group in the United States is _____. Management.

A sign in front of a store says “no smoking”. what kind of factor is that sign ?

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