2,563 Answered Questions for the topic Maths

10/20/21

AMDM (Mathematics) 2 Part Question

Kelly works two jobs. She usually works at a retail store for 7 hours during the day and is paid $8.71 per hour by the store. In the evening she works at a restaurant as a manager for 5 hours and... more
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10/20/21

AMDM (Mathematics) Question
A class of 43 students took a test. 12 students had an average score of 71. the other students had an average score of 89. what is the average score of the whole class?
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10/20/21

AMDM (Mathematics) Question
You have an 85 average in a class, the grade is split between coursework worth 30% of the grade, tests worth 20% of the grade, finals worth 20% of the grade, reinforcement worth 15% of the grade... more
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Maths

10/19/21

math questions please help
The monthly cost C, in dollars, for calls from the United States to Japan on a certain phone plan is modeled by the function 𝐶(𝑥) = 0.07𝑥 + 24.99 Where x is the number of minutes used and C is in... more
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10/15/21

Help with this homework
The differential equation dy/dx = cos(x + y)/cos(x − y) may be classified as : a. Homogeneous b. Exact c. Linear d. Exact and Homogeneous
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10/15/21

PLease help with this homework
Consider the function y(x) = − sqrt( 1 − x2), the volume of the solid of revolution about the x-axis is :a. Undefinedb. πc. 4π/3d. Cannot be solved using known techniques
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10/15/21

PLease help with this homework
Consider the function y(x) = − sqrt( 1 − x^2), the volume of the solid of revolution about the x-axis is :a. Undefined b. π c. 4π/3 d. Cannot be solved using known techniques
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10/15/21

Please help with this homework
The following equation :y ′ = ye^(x+y) may be classified as : a. Linear separable b. Linear Homonegeous c. Nonlinear Separable d. Exact
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10/15/21

Consider each given sequence start.
i). Classify each as arithmetic, geometric, and/or none of these. ii). Find the 28th term.iii). Find the sum of the first 7 terms, call it S7.a). 44,-6,44,-4,...b). 3/4,3/2,3,6,... (3/4 and 3/2 are... more
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10/15/21

Consider each given algebraic statement.
i). Classify each as an equation or an expression.ii). For each expression classify it as polynomial, monomial, binomial, trinomial, and/or none of these.iii). Also, for each polynomial: list each... more
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10/15/21

The side lengths of a square are tripled.
a). What is the length's multiplier? What is the percentage increase of the length?b). From the new (tripled) length, what percentage decrease would be needed to return to the original length? What... more
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10/14/21

Work time math help
There are three groups, Group A has 6 efficient workers who can get a work done in 10 days. Group B has 8 moderately skilled workers who can get the same work done in 12 days. Group C has 10... more
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10/14/21

Algebraic division help
When ax2+3bx+a+2 is divided by (x+2) the remainder is 6, and when bx3 +x2+abx+3b is divided by (x+3) the remainder is 5. What are the values of a and b?
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10/12/21

AMDM Question (Mathematics)
You are trying to figure out how many gumballs you need to fill a 4.1 x 5.8 x 6.9 rectangular box for Halloween. Each gumball has a radius of 1/2 in, if the packing density for spheres is 5/8 of... more
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10/08/21

Billy Bob was driving at 115 kilometers per hour to investigate his bacteria growth culture which was growing at 54.3 milligrams per week.
*Convert the driving speed to feet per second.*Convert the growth rate to kilograms per year.
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10/08/21

Given the end points
Given the endpoint A (4,8) and midpoint M (-3,1), find the missing end point B
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10/08/21

Please give me the answer in full detail please!! Thank you so much!!
The velocity of a car increases from 8m/s to 28m/s in 8s without a directional change. Calculate: a) its change of velocity:b) its acceleration:
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10/08/21

AMDM Question (Mathematics)

In the playing card deck below what is the chance of pulling 4 face cards without replacing the cards in between pulls? Answer in decimal form rounded to the 6th digit after the decimal
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10/08/21

AMDM Question (Mathematics)

A school counts the number of students taking AMDM and find 214 students taking AMDM. They also count the number of students taking Physics and find 213 students taking the Physics. When they... more
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10/07/21

Given the endpoints
Given the endpoint A (4,8) and midpoint M (-3,1), find the missing end point B
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10/07/21

E is the midpoint
E is the midpoint of DF,DE=15-3x, and EF=x+3,then EF= What the answers are 1, 3, 6, 12
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10/06/21

K is between J and L
K is between J and L, JL=107,JK=2x+4, and KL=3x+3. Solve for x
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Maths Probability

10/06/21

Probability question
If on average 5,000 people in the world get bitten by spiders every year, then what is the probability that a person chosen at random may have been bitten by a spider last year?
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10/06/21

K is between J and L
K is between J and L, JL=107,KJ= 2x+4 and KL=3x+3. Solve for x
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10/06/21

K is between J and L
K is between J and L, JL=107,KJ= 2x+4 and KL=3x+3. Solve for x
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Expert Answers •1

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