03/27/22

Help to answer this please
A certain isotope has an atomic number of 16, a mass number of 37, and 16 electrons.What element is this isotope? What is the charge on the isotope? How many neutrons does the nucleus of this... more
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03/26/22

Contemporary mathematics

How to translate 7 less than one- sixth of C into an expression?
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03/26/22

area region of a graph
Find the area of the region bounded by the graphs of f(x)=5-x^2 and g(x)=x^2 -3
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03/26/22

A sports team sold 560 adult and child tickets to a recent game. Adult tickets cost $25.50 and child tickets cost $8.30. The team collected $10,066 from ticket sales.

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03/26/22

Brandon is on one side of a river that is 60m wide and wants to reach a point 300m downstream on the opposite side as quickly.
Brandon is on one side of a river that is 60 m wide and wants to reach a point 300 m downstream on the opposite side as quickly as possible by swimming diagonally across the river and then running... more
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03/26/22

find sin 0 if cos 0 = - square root of 3 / 2 and is in quadrant 3

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03/26/22

How do i solve a mixture problem usi g a system of linear equation
Two mechanics worked on a car. The first mechanic worked for 5 hrs, and the second mechanic worked for 15hrs. Together they charged a total of 1875. What was the rate charged per hour by each... more
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03/26/22

Suppose the derivative of a function: On what interval(s) is f increasing?
Suppose the derivative of a function f is f' (x) = (x−3)2 (x+ 3)7 (x−5)8 . On what interval(s) is f increasing?
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03/26/22

PLEASE help with statistical probability questions!
In a class of 26 students, 14 have a cat and 7 have a dog. There are 5 students who have a cat and a dog. What is the probability that a student chosen randomly from the class does not have a dog?
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03/25/22

How do I answer these?
At a price of $7.75 per ticket, a musical theater group can fill every seat in their 1700 seat performance hall. For every additional dollar charged for admission, the number of tickets sold drops... more
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03/25/22

How do I answer these?
The demand function for a good is p=49−0.04q. Round your numeric answers to one decimal place. a) Write the revenue as a function of production, q. R(q) = b) What production level maximizes... more
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03/25/22

The volume of a cylindrical tin can with a top and bottom is to be 54π cubic inches. If a minimum amount if tin is to be used to construct the can, what must be the radius, in inches, of the can?
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03/25/22

Tamira buys _______ pounds of mixed nuts each day for _________ days. The nuts cost ______ per pound. she pays _______ for all the mixed nuts.
The numbers for the blanks are: $202.50, 3, 1.5, $16.75, $20.25, 5, 4, $4.50, $3.20, $2.025. Please help.
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03/25/22

The diagram shows a square pizza box with side lengths of 16 inches. In the box is a circular pizza with a radius of 8 inches. What is the difference between the area of box and the pizza?
Help please i can't figure it out i spent hour trying to get it.
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03/25/22

The ratio of boys to girls in Ella’s grade is 3 to 4. The ratio of boys to girls in Minh’s grade is 4 to 5. Each grade has a total of 20 girls.
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03/25/22

Equivalent Forms of Quadratic Equations
A quadratic function that crosses the origin has a line of symmetry at x = 3, a root of 6, and a range of [-9, ∞).Write an equation in vertex form that represents the quadratic function Write an... more
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03/25/22

Calculate the original price of the clothes.
A clothing retail outlet purchased clothes in bulk from a wholesaler for $30,770. This was after a discount of 5% on the purchase. Calculate the original price of the clothes.
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03/25/22

Length and Width
The length of a rectangle is 4 in longer than its width. If the perimeter of the rectangle is 68 in, what is the length and width
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03/25/22

Calculate their revenue this year.
Revenues of Saphire Inc. rose by 250% from last year. If their revenue last year was $840,000.00, calculate their revenue this year.
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03/25/22

The price of a stock appreciated by 25.50% of its value last month and then depreciated by 25.50% this month.
The price of a stock appreciated by 25.50% of its value last month and then depreciated by 25.50% this month. By what percent did the stock appreciate or depreciate over the 2-month period? Express... more
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03/25/22

Find an equivalent expression to: 6(7x + 8y + 3)
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03/25/22

Suppose that $2000 is loaned at a rate of 10%, compounded semiannually. Assuming that no payments are made, find the amount owed after 5 years.
Do not round any intermediate computations, and round your answer to the nearest cent
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03/25/22

What is the distance between point (5,4) and (2,-4)
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03/25/22

Please Help Me!!
A small publishing company is planning to publish a new book. The production costs will include one-time fixed costs (such as editing) and variable costs (such as printing). There are two... more
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03/25/22

The perimeter of an equilateral triangle is 85.8cm. Find the length of each side.
Give a solution.Please help me I need it right now
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