59,249 Answered Questions for the topic Math

Math

11/28/23

how to answer this question
Helena can buy 2 shirts for $25 or 3 shirts for $36. Do these quantities have a proportional relationship? Explain
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Math Statistics

11/27/23

In a certain school district, it was observed that 25% of the students

 in the element schools were classified as only children (no siblings). However, in the special program for talented and gifted children, 88 out of 287 students are only children. The school... more
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11/27/23

How do I do this and what are the answers?
​Combined, there are 187 ​Asians, Africans,​ Europeans, and Americans in a village. The number of Asians exceeds the number of Africans and Europeans by 81. The difference between the number of... more
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Math Calculus

11/27/23

A piece of wire 6 m long is cut into two pieces. One piece is bent into the shape of a circle of radius r and the other is bent into a square of side s.

A piece of wire 6 m long is cut into two pieces. One piece is bent into the shape of a circle of radius r and the other is bent into a square of side s. How should the wire be cut so that the total... more
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Math Calculus

11/27/23

A 25 y/o woman burns 100-70t cal/hr while walking on her treadmill. Her caloric intake from a drink is 50t cal during the t hour. What is her net decrease in calories after walking for 3 hours?
Question on the Fundamental Theorem of Calculus^
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Math Calculus

11/27/23

Calculus I (Antiderivatives & Indefinite Integration): A stone is thrown straight up from the edge of a roof, 625 feet above the ground, at a speed of 10 feet per second.
A stone is thrown straight up from the edge of a roof, 625 feet above the ground, at a speed of 10 feet per second.A. Remembering that the acceleration due to gravity is -32 feet per second... more
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11/27/23

​Combined, there are 187 ​Asians, Africans,​ Europeans, and Americans in a village.

The number of Asians exceeds the number of Africans and Europeans by 81. The difference between the number of Europeans and Americans is 12. If the number of Africans is​ doubled, their... more
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Math Algebra 1

11/27/23

Find the 5 number summary for the data shown below.
Find the 5 number summary for the data shown below. 46 7 41 54 79 4 37 6 93 58 5 number summary:, , , , 
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Math Algebra 1

11/27/23

Determine the mean, median, and mode of following data set:
Determine the mean, median, and mode of following data set: 43.4 38.6 38.1 45.8 23.9 61.4 61.4 51.2 47.4 61.4  Mean =  Median =  Mode = Round answers to the nearest hundredth.
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Math

11/27/23

how is the graph of f(X)=x transformed to obtain the graph of g(x)=x-6
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Math Algebra 1

11/27/23

Find the range and standard deviation.
Find the range and standard deviation.The table below gives the number of hours spent watching TV last week by a sample of 24... more
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11/27/23

What is the copper mass ?
A Block of copper has an initial temperature of 65.4C it’s immersed in a beaker containing 95.7 g of H2O. At 22.7C .Once the heat transfer is complete the temperature and block measures 24.2 C.... more
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Math

11/27/23

I don't know how to do these questions. Please help
You want to have $100,000 when you retire in 15 years. If you can earn 4% interest compounded monthly, how much would you need to deposit now into the account to reach your retirement goal? You... more
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11/26/23

Directionality Physics 2 Question
A long, straight wire lies on a horizontal table in the xy-plane and carries a current of 1.20 μA in the positive x-direction along the x-axis. A proton is traveling in the negative x-direction at... more
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11/26/23

Earth’s magnetic field question
The orientation of small satellites is often controlled using toque from current-carrying coils in Earth’s magnetic field. Suppose a multiturn coil has a cross-sectional area of 6.36 × 10-4 m2,... more
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11/26/23

Physics II Question
At a certain location, Earth has a magnetic field of 0.60 × 10-4 T, pointing 75° below the horizontal in a north-south plane. A 10.0 m long straight wire carries a 15 A current. (a) If the current... more
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11/26/23

Magnetic Field Question
A laboratory electromagnet produces a magnetic field of magnitude 1.50 T. A proton moves through this field with a speed of 6.00 × 106 m/s. (a) Find the magnitude of the maximum magnetic force that... more
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11/26/23

Physics 2 Homework Question
Consider an electron near the Earth’s equator. In which direction does it tend to deflect if its velocity is (a) directed downward? (b) directed northward? (c) directed southeastward?
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11/26/23

How many pounds are in 1 kg?
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Math Algebra 1

11/25/23

I need help please
 A swimming pool is being drained at a constant rate of 3 inches (depth of the water) per hour. The depth of the water after 5 hours is 32 inches. Write the equation for this function in point... more
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Math

11/25/23

Logarithm question

(5 - √3) / √(7 - 4√3 ) = P + √QFind the value of of Q- P
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Math

11/24/23

Finding the total

a book sold 35, 600 copies in its first month release. Suppose this represents 8.2% of the number of copies sold to date. How many copies have been sold to date? Round your answer to the nearest... more
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Math

11/24/23

Finding the total amount
an international company has 17,700 employees in one country. if this represents 34.7% of the company's employees does it have in total? Round to the nearest whole number.
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Math

11/24/23

Finding the total amount given
an international company has 17,700 employees in one country. if this represents 34.7% of the company's employees does it have in total?
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Math

11/24/23

I don't understand how to do these questions. it's a lot of questions that I keep getting wrong.
f(x) = 3x+5 and g(x) = 3x^2 +3x After simplifying: (f o g )= f(x) = 7x+7 and g(x) = 3 - x^2 Calculate: a. f (g(0))= b. g (f (0))=f(x) = x^4 +2, g(x) = x-9,... more
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