An office supply store adds a $2.50 markup to calculators and sells them for $5.95. (a) What is the cost (in $) of the calculators? $ (b) What is the percent markup based on cost? (Round your answer to the nearest tenth of a percen %

A: The given claim is that these teachers differ significantly in their opinion on this issue.

A: Topic:- algebra

A: The data is paired when the data is generated using the same subjects at two different conditions.…

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A: To solve this problem involving the tribble concentration in the cargo bay, we will address each…

A: We have to find the value of x

A: Given Information: A clinical trial is conducted to compare a new pain - reliever for arthritis to a…

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A: Use the exponent rules: 1). amn=am·n 2). If am=an then m=n.     (a). The given equation is:…

A: Given that,gx=2x2-50x2+8x+15The asymptotes, end behaviour, intercepts are determined as shown below.

A: Given that: Rx2 + Tx + Q= 0 To find: Value of x. We have to find value of x by using the quadratic…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

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A: For the first part of the Q: We need to write one digit on both sides of 57 to make the number…

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A: We can the numbers as below