7,188 Answered Questions for the topic Math Help

Math Help

02/17/18

Suppose Joe, who can type 40 words per minute, takes 2.5 hours to type his report. To speed things up, his friend Mark offers to help him. Mark can type 20 word

Suppose Joe, who can type 40 words per minute, takes 2.5 hours to type his report. Working together, how long will it take Joe and Mark to type this report?

Find k if x^3+6x^2+kx+12 is divisible by (x+4)

Please find k!!

02/17/18

Fruits - Math Equation

Glenys, Karen, Nicola, Philippa and Shirley enjoy healthy snacks on their daily tea break. There are 5 different pieces of fruit left in the Common Room fruit bowl: an apple, a banana, a nectarine,... more
Math Help Math Word Problem

02/16/18

A group of friends hiked 25 mile in 14 hour.

A group of friends hiked 25 mile in 14 hour. Select all statements about this relationship that are true if the group continues the hike at the same speed.Answer Choicesa)Divide 25 by 14 to find... more
Math Help

02/16/18

A pool in the shape of a rectangular prism has a width of 8 1 2 feet (ft), a length of 12 ft, and a depth of 8 ft. What is the volume of the pool?

 The question asks for the volume of the pool please help solve
Math Help Math Mathematics

02/16/18

Could someone please help me with this math question?

What are the coordinates of the hole in the graph of the function f(x)? f(x) = (x² + 3x − 28)/(x + 7)   - Thanks to anyone who helps!

02/15/18

Two cars math question

Having trouble with:   Two cars traveled for the same amount of time. The red car traveled 270 miles and the silver car traveled 180 miles. The red car drove 20mph faster than the silver car.... more
Math Help

02/15/18

Solve 8x7 using the distributive property

Use the distributive property to write an an expression to solve 8x7
Math Help

02/15/18

If 18% is 22.5 what is 100%??????

I need help with a math problem
Math Help Math Word Problem

02/15/18

The width, w , of a rectangle is 14 of its length, l . The value of w is 5 inches. What is the perimeter of the rectangle?

he width, w , of a rectangle is 14 of its length, l . The value of w is 5 inches.What is the perimeter of the rectangle? inchesWhat is the area of the rectangle, in square inches? square inches
Math Help Math

02/14/18

A plumber, charges $50 per hour plus $75 for making an in-home visit. Write and Solve an equation to find out how many hours he worked if he made $225

It’s about solving equations or writing them to deal with math   
Math Help Math Alegbra Alegbra 2

02/14/18

A family has two cars. The first car has a fuel efficiency of 20 miles per gallon of gas and the second has a fuel efficiency of 30 miles per gallon of gas.

A family has two cars. The first car has a fuel efficiency of 20 miles per gallon of gas and the second has a fuel efficiency of 30 miles per gallon of gas. During one particular week, the two cars... more
Math Help

02/13/18

find Q(x) of degree 4 having zeros of x=2i, 1+i

Need help finding Q(x) with a degree of 4
Math Help

02/13/18

twice a number minus seven is eight grater than three times a number

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Math Help Math

02/13/18

Finding the error

4x/4 greater then -8/4 is
Math Help

02/13/18

What is x if 4 ​% of x is about 36?

I need to find what x is if 4% is about 36.
Math Help

02/13/18

can you help me with math please. I do not know where is the rational numbers

choose the rational numbers −9.507/2sqrt(7)2.71−π3.14100−4
Math Help

02/13/18

the sum of a number divided by 7 and 8 equals 5

the sum of a number divided by 7 and 8 equals 5 .
Math Help

02/13/18

word problem

a community theatre production charges $6.50 for each adult ticket and $4.00 for each student ticket. If 410 tickets were sold and $2,465.00 was made from the ticket sales, find how many of each... more

02/12/18

Implicit Differentiation Question

Consider the following:   cos(x)+√y = 5   A) Find y' by implicit differentiation   B)  Solve the equation explicitly for y and differentiate to get y' in terms of x.    C)  Check that your... more
Math Help

02/12/18

The ratio the freshmen to sophomores was 14 to 19. If there were 3729 in all, how many were sophomores

There is no additional info on this question.
Math Help

02/12/18

15 liters increased by 60% is how many liters

i need help with this one please
Math Help

02/12/18

six increased by twice a number is no more than 20

i was wondering because i need help
Math Help

02/12/18

solve this equation 3x +4x+5

i dont know how to do this

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