05/14/18

The escalator at a metro rail station rises 80 feet at an angle of 36 degrees. Find the distance a person travels on the escalator stairs
I need help with this it's going to be on my test tomorrow
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05/14/18

Find the assessed value of a home with a market value of $88,000 if the assessment rate is 42%
Find the assessed value of a home with a market value of $88,000 if the assessment rate is 42% pls
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05/13/18

Use a proportion to solve this problem.
On a world globe, the distance between city A and city B is 4.875 inches. The two cities are actually 3169 miles apart. On the same globe, what would be the distance between city C and city D, two... more
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05/13/18

algebra word problem
If P(x)=3+2x−2x^2 represents the profit in selling x thousand Boombotix speakers, how many speakers should be sold to maximize profit?
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05/13/18

costs $100.00 to clean three rooms $40.00 dollars for additional room over three. N the number of additionaroom over three and C is the total cost in dollars.
N= the number of rooms over three that need to be cleaned and C= total cost
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05/13/18

what is the slope of the line y= -2/7x
none  
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05/13/18

2Secpi/6+tanpi/6
The book shows the final answer as Cospi/6+sinpi/6= 1    when I reduce it I get stuck with 2cos6/pi+sinpi/6 = ?
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05/13/18

the area of a square with all four sides measuring 6 1/2
What is the area of a square with all four sides measuring 6 1/2
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05/13/18

coordinate geometry
the point A has coordinates (-2,5) and the point B has coordinates (8,-6).a) find an equation for the straight line AB, giving your answer in the from px+qy=r, where p,q, and r are integers.b) the... more
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05/13/18

A curve is defined for x>0. the gradient of the curve at the point (x,y) is given by dy/dx = x^3/2 - 2x
I need help with part C as i am unsure what value i should put into x to find the +C   part a + b + c: a) show that there is a single value of x for which the curve has a stationary point b)find... more
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05/13/18

Length, breadth, and the height of a cuboid is is 12cm, 10cm,6cm. Find the total area of the cuboid.
So this question is to help me with an edexcel question so answer it really quick.   
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05/13/18

Tanya wants to purchase a pair of shoes that are on sale for 10% off the regular price of $64.00. Which is the sale price of the shoes?
A. $6.40 B. $57.60 C. $63.90 D. $70.40
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05/12/18

Word problem
Len is planning a three hour trip down a river and back to his starting point. He knows he can paddle in still water at 3 mph and that the rate of the current is 2 mph. How much time can he spend... more
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05/12/18

1/(sec(x)-1)(sec(x)+1)=cot^2(x)
verify the identity 
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05/12/18

i needanswer
Chris wants to arrange his cards so that there is exactly the same number of cards on each page. If he can arrange the cards both by 8 and by 12, what is the smallest number of cards he could have?
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05/12/18

On a gameboard spinner, Tyler won a prize on 4 out of 12 spins. on how many of the next 18 spins should Tyler expect to win a prize?
On a gameboard spinner, Tyler won a prize on 4 out of 12 spins. Based on experimental probability, on how many of the next 18 spins should Tyler expect to win a prize?
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05/12/18

answer description question
Two trains, 200 km apart, are moving toward each other at the speed of 50 km/hour each. A fly takes off from one train flying straight toward the other at the speed of 75 km/hour. Having reached... more
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05/12/18

if i have 100ft of string and i want to cut it in to equal 7inch parts how many pieces of string will i have?
I need to know how many pieces of string I will have if I cut 100ft of string in to equal 7inch pieces.
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05/12/18

The vertices of ΔPQR are P(1,3),Q(5,4) and R(5,15).Find a)the length of PR| b)the area of ΔPQR |c)the length of the perpendicular drawn from Q to PR.
the length is 12.65 using the distance formula the area is 22 unit2  i cant find the length of the perpendicular
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05/11/18

3 is subtracted from twice a number the result is 8 less than the number write an equation to solve this problem
This is an equation i need help with college algebra please help me with this as best as you can 
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05/11/18

If Ying Zyiyu covers the first 200 miles of a trip going at 50 mph and the last hundred going 40 mph, what was his average speed for the entire trip?
 Help solve the problem plz. Need help...
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05/11/18

Which numbers to divide?
Ms. Jackie's class is participating in a walk-a-thin fundraiser.  Each of her 22 students walked 52 laps around the track. During the 4 hours of the fundraiser the students walked the same number... more
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05/11/18

Trigonometry Math Word Problem
Calculate the height of a lean-to roof that has a slanted height of 325 cm and an angle of elevation of 22°. Round your answer to the nearest cm.
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05/11/18

Which information in a bibliographic citation can you use to determine if information is valid or not?
can u guys please help me answer this question
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05/11/18

Probability
A teacher and 4 students are to be seated along a bench in the bleachers at a basketball game. In how many ways can this be done if the teacher must be seated in the 2nd seat and the most difficult... more
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