Q and A for the topic: General

The buyer needs a group of T-shirts for a special sale. He buys 40 dozen at $84/dozen, 20 dozen at $96/ dozen, and 15 dozen at $120/dozen. If he marks them all at a sale price of $18.00 each, what markup percent is realized on the merchandise?

if a=6 and b=0 what is C? A=(B-2)(C+5)

For the cardiac arrest, the patient was first given 1 mg of adrenaline and fifteen minutes later another 500 µg. The concentration of adrenaline was 1 mg/ml. How many milliliters of adrenaline was given to the patient in total?

how much is 23456 times 456

a company recently invested in a project with a 3 year life span. initial investment was 15060 and annual cash inflows are 7000 in year 1;8000 in year 2; and 9000 in year 3. The company expects a 15% rate of return. what is the net present value of the project?

What hydrostatic pressure does a water column of 15 m of water produce if the density of water is 1g/cubic cm?

Determine the values of m and n for 𝑓(𝑥) = 𝑚𝑥3 + 12𝑥2 + 𝑛𝑥 − 3 given that the remainder when dividing by (𝑥 + 3) is zero, and when divided by (𝑥 − 2) the remainder is 85.

log2(x-5)=log5(2x+7)

Show that the following propositions are logically equivalent using logical transformations (not using truth tables) p→q≡~q→~p

Verify whether (~p^(pvq))→ q is a tautology using logical transformations (not using truth tables)

I think of 2 numbers. One number is 39 greater than the other number. If I add 9 to the larger number it will be 3 times greater than the smaller number. Find the larger number.

Larry Mach invested part of the 21,000 from his salary advance at a simple annual interest rate of 6%, and the remainder at a simple annual interest rate of 4% if the total interest he earned during the year on both accounts was of 1060, determine the amount invested at each rate the company must sell how many tons?

What is the minimum number of points that a candidate can earn in an election using the Borda count method if there are four candidates in 25 voters? Minimum number points, a candidate can earn is ______

A company had the following income statement for the previous reporting period (earnings before interest and taxes): Revenue $26,000,000 COGS $20,932409 SG&A $4,503,125 EBIT $564,466 The company is not at its maximum production and wants to make some additional sales this quarter to some new customers. Assuming that indirect costs have already been covered, choose the largest (temporary!) discount that could be offered without losing money. a) 0% b) 10% c) 15% d) 20% e) 25%

A company had the following income statement for the previous reporting period (earnings before interest and taxes): Revenue $26,000,000 COGS $20,932409 SG&A $4,503,125 EBIT $564,466 The company is not at its maximum production and wants to make some additional sales this quarter to some new customers. Assuming that indirect costs have already been covered, choose the largest (temporary!) discount that could be offered without losing money. a) 0% b) 10% c) 15% d) 20% e) 25%

Let ƒ be the function defined on R by: f(x)=-2x+5x-3 and C its representative curve in an orthonormal coordinate system. 1. Calculate its derivative f'(x) by specifying the set of real numbers x for which the calculation is valid. 2. Study the sign of f(x) according to the values of x. 3. Deduce the direction of va variation of the function f. Draw up the table of variation of f. 4. Determine the local extrema of f. 5. Frame f(x) as best as possible on the interval [0:] 6. Determine the equation of the tangent to the curve C at the point of abscissa 1.

Juan has 2 ropes of 180m and 240m respectively. You want to cut both ropes into equal pieces. What is the maximum length that each piece can have? How many pieces of rope of maximum length can he get?

What is the angle between the vectors A= 3i + 3j + 3k B= 2i + 1j + 3k

integral of (9*t^4)/ √(9t^4 + 4t^2)

If k is a constant, what is the value of k such that the polynomial k^2x^3+14kx+49 divisible by x-1