Friday

September 30, 2016
**math**

The average salary of four managers in a firm is BDT 500000 per annum.every year all ten supervisors of that firm are paid BDT 200000each.what is the overrall yearly salary drawn by them in BDT?

*Saturday, July 16, 2016 by Rashid*

**math**

20 red marbles cost$3 while 40 marbels are available at$4.how much would it cost someone to buy 10 red marbles and 50 green marbles? 1.$3.50 2.$4.00 3.4.50 4.5.00 5.5.50

*Saturday, July 16, 2016 by tashi*

**math**

Thewhat is the difference between the mean and median of the first four prime numbers that are more than 4? The mean=9 and the median =11.so the ans should be -2.but in the answer sheet the ans is 0..how?

*Saturday, July 16, 2016 by tanu*

**math**

What is the difference between the mean and median of the first four prime numbers that are more than 4?

*Saturday, July 16, 2016 by tanu*

**math**

two groups of students went into the shop. the first group bought four hot dogs and six juices and paid $71. The second group bought three hot dogs and seven juices and paid $67. What were the prices for these items?

*Saturday, July 16, 2016 by munyaradzi*

**math**

find the trigonometric form of the complex number - (square root) 3 + i

*Saturday, July 16, 2016 by laura*

**math**

find the trigonometric form of -12-12(square root)3i a. 24(cos2pi/3 + isin 2pi/3) b. 24(cos4pi/3 + isin 4pi/3) c. 12(cos 4pi/3 + isin 4pi/3) d. 12(cos12pi/3 + isin 2pi/3) e. 12(squareroot) 2 (cos4pi/3 + isin 4pi/3)

*Saturday, July 16, 2016 by laura*

**math**

find the standard form of the complex number shown below 9(cos 11pi/6 + isin 11pi/6) a. 2/9 - 2(squareroot)3/9 i b. -4(squareroot)3/9 + 4/9 i c. 9/2 - 9(squareroot)3/2 i d. 9(squareroot)3/2 - 9/2 i e. -9(squareroot)3/4 - 9/4 i

*Saturday, July 16, 2016 by laura*

**Math**

Given that Force 1 = 70 pounds and Force 2 = 120 pounds , find the angle between the forces if the magnitude of the resultant force is 90 pounds . Round answer to the nearest degree. Hi steve, I asked this question earlier and you kindly helped me with it, giving me the answer...

*Saturday, July 16, 2016 by oleg*

**math**

Jason is considering purchasing a new machine to make plastic silverware. The machine produces 1,000 pieces of silverware in two hours. One box contains 50 pieces of silverware and sells for $3.00. If the machine costs $9,000, and runs for 24 hours a day, how many days will it...

*Saturday, July 16, 2016 by mpho*

**Math**

Lenth of side of isosceles triangle is 10 cm and angle between them is 30 degree. Find the area of the triangle?

*Saturday, July 16, 2016 by Atreyee*

**Math**

95 is the product of vidya's savings and 5

*Saturday, July 16, 2016 by Paul*

**math 101**

assume that a set of test scores is normally distributes with a mean of 120 and a standard deviation of 25. use the 68-95-99.7 rule to find the percentage of scores greater tha 145

*Friday, July 15, 2016 by amy*

**Math linear equations**

5(2x-3)-3(3x-7)=5

*Friday, July 15, 2016 by Aditya*

**math ratios**

mark is growing tomatoes in his greenhouse and needs to fill them with fertiliser. The ratio of concentrated fertiliser to water is 1:6. If mark needs 21 litres of diluted fertiliser, how much concentrated fertiliser and water will he need?

*Friday, July 15, 2016 by alisha*

**Business Math**

Solve the following by using the present value formula. Compound Amount- $700 Time Period(years)-8 years Nominal Rate (%)- 1.5 Interest Compounded monthly Compound Amount___________? Compound Interest _________?

*Friday, July 15, 2016 by Tracey*

**Business Math**

Solve the following by using the present value formula. Compound Amount- $675 Term of Investment-15 months Nominal Rate (%)- 2.7 Interest Compounded quarterly Present Value ___________? Compound Interest _________?

*Friday, July 15, 2016 by Tracey*

**MATH**

Carl walked 4 m west and 5 m south. Calculate how far he is from his starting point?

*Friday, July 15, 2016 by maan*

**Math**

A big can contains some milk pots of 2 liters, 4 liters, 5 liters capacity are to be filled whole number of time from each. What can be the least capacity of the big can.

*Friday, July 15, 2016 by Agrajit*

**Math **

Given that x and y are integers, then for the equation x+y= 2xy how many solutions are there?

*Friday, July 15, 2016 by Nimish *

**Math**

A tank, when one-fifth full, holds 75 litres of water. How many litres will it hold when full?

*Friday, July 15, 2016 by Shanique*

**Math**

In Mary class 9 children own cats, 7 children own dogs and own birds.What is the ratio of bird owners and cat owners in Marry class?

*Friday, July 15, 2016 by Niraj*

**Math**

There are 7girls in front of amarda and 3girls after her

*Friday, July 15, 2016 by Anonymous*

**Math**

There are 7girls in front of amarda and 3girls after her

*Friday, July 15, 2016 by Anonymous*

**Math**

Hello, can I please have help on how to find the area of a hexagon by knowing the apothem is 4 and the square root of 3? Thank you!

*Friday, July 15, 2016 by Kai*

**math**

in quadrilateral kite two equal angles are 70degrees and 80 degrees each . find other two angles.

*Friday, July 15, 2016 by deepti*

**Math**

The sound intensity of a soft whisper is about 1/200000 of the sound intensity of a shout. What is the decibel level of a whisper if a shout has a loudness level of about 85 dB? L = 10log(i1/10^-12)

*Thursday, July 14, 2016 by Bob*

**Math **

Write an equation for a log functions base 2 whose graph has the following properties: vertical asymptote of x=-6 Domain of x<-6 Passing through (-8,3)

*Thursday, July 14, 2016 by Stacy*

**Strayer Math**

Latoya ran for president of the chess club, and she received 18 votes. There were 40 members in the club. What percentage of the club members voted for Latoya?

*Thursday, July 14, 2016 by Pearl*

**Math**

A taco stand sells tacos with any three ingredients for a flat price of $1.25. Additional ingredients cost $0.50 each. There are ten different possible ingredients. How many different types of tacos costing $2.25 can be made at the stand? A. 160 B. 252 C. 345 D. 452 E. 610

*Thursday, July 14, 2016 by Anonymous*

**Math**

A taco stand sells tacos with any three ingredients for a flat price of $1.25. Additional ingredients cost $0.50 each. There are ten different possible ingredients. How many different types of tacos costing $2.25 can be made at the stand? A. 160 B. 252 C. 345 D. 452 E. 610

*Thursday, July 14, 2016 by Anonymous*

**MATH**

true or false: log (x-y) = log (x) - log(y) I don't know the the first part, but looking at the second part, wouldn't log (x) - log (y) = log x/y so based on that the first part is false?

*Thursday, July 14, 2016 by Redgy*

**Math**

A record playa with a speed of 33 1/3 revolutions per minute, meaning that a needle in a groove around te edge of the record will make 33 and 1/3 circuits around the record in one minute. If the diameter of the record is 40 centimeters, how many centimeters does the needle ...

*Thursday, July 14, 2016 by Anonymous*

**MATH**

if log_a 3 = log_b 27 then show that b=a^3 log_a mean log base a.

*Thursday, July 14, 2016 by Anonymous*

**math**

A isosceles right triangle has leg of 15. What is its area

*Thursday, July 14, 2016 by jason*

**Math**

Write an equation for a log functions base 2 whose graph has the following properties: vertical asymptote of x=-6 Domain of x<-6 Passing through (-8,3)

*Thursday, July 14, 2016 by Stacy*

**Math**

A record playa with a speed of 33 1/3 revolutions per minute, meaning that a needle in a groove around te edge of the record will make 33 and 1/3 circuits around the record in one minute. If the diameter of the record is 40 centimeters, how many centimeters does the needle ...

*Thursday, July 14, 2016 by Anonymous*

**MATH**

Suppose the annual expected mortality rate from coronary disease is 500 per 100,000 individuals. In a specific community of 600,000 individuals, how many deaths are expected to be attributed to coronary heart disease over a one year period? my work: 600,000/100,000=6 6x500= ...

*Thursday, July 14, 2016 by Redgy*

**Math(help please)**

Alexis has a pencil bag containing one of more of each of the following: red pens, blue pens, mechanical pencils, and black markers. He knows that there is a 4% chance he will pull a red pen out of the bag if he chooses randomly. What is the number of total pens, pencils, and ...

*Thursday, July 14, 2016 by Anonymous*

**Math**

Line a intersects line b, forming angles of 135 degrees and 45 degrees. A third line,line c, is perpendicular to line a and forms triangle ABC. What is the measure of the angle between lines b and c? a. 35 degrees b. 45 degrees c. 90 degrees d. 135 degrees e. Can't be ...

*Thursday, July 14, 2016 by Gina*

**Math**

equation log_b a = c. a) If 0 < a < 1 < b, what can you conclude about c? b) If a < 0 < 1 < b, what can you conclude about c? Please help !

*Thursday, July 14, 2016 by Stacy*

**Math **

Mr.Adams had a coin collection including only nickels, dimes, and quarters He had twice as many dimes as nickels and half as many quarters as he had nickels. If the total face value of his collection was $300.00, how many quarters did the collection contain? A) 75 B) 100 C) ...

*Thursday, July 14, 2016 by Emily*

**MATH**

What f-1(x) of f(x)=(1/3)^x

*Thursday, July 14, 2016 by Anonymous*

**Math**

Determine u⋅v if u =5, v =3,and θ =π/3 ,where θ is the angle between u and v. A) 7.50 B) 12.99 C) 10.61 D) 10.25 E) 9.05

*Thursday, July 14, 2016 by Max*

**Math**

On Feb. 27th, 2010, an earthquake of magnitude 8.8 occurred off the coast of Chile lasting up to 3 minutes. Five months later, a 2nd earthquake occurred with magnitude of 5.3. How much more intense was the first earthquake compared to the 2nd earthquake?

*Thursday, July 14, 2016 by Chris*

**math**

Given that Force 1 = 70 pounds and Force 2 = 120 pounds , find the angle between the forces if the magnitude of the resultant force is 90 pounds . Round answer to the nearest degree.

*Thursday, July 14, 2016 by oleg*

**Math**

If I travel 200 feet in 2.92 seconds what is speed I'm traveling at

*Thursday, July 14, 2016 by Anonymous*

**Math**

Mapping Notation for y=2log _3(-3x +9)-2 log_3 mean log base 3

*Thursday, July 14, 2016 by Matt*

**Math**

For what value of k will the following function have y-intercept of 5. log{base 3} (-5x +k^2)-1

*Thursday, July 14, 2016 by Stacy*

**Math **

After solve a function I get these X>_-1(greater than equal to) X>_3 & X>_2?what will be it's domain?

*Thursday, July 14, 2016 by X*

**Math**

In phythagorean triplet how to find numer 7

*Thursday, July 14, 2016 by Monesh*

**Math**

If a family plans to have four kids what is the probability that they will have at least one girl

*Thursday, July 14, 2016 by Cathy*

**Math**

Three dozen eggs, 25% broken. How many left? ( Answer with working outs) please.

*Thursday, July 14, 2016 by Luciana Brix*

**math**

a number rounds off to 4000.The digit in the hundreds place is twice the digit in the tens place.The sum of the digits is 12.The number uses only two different digits.Find the number.

*Thursday, July 14, 2016 by rosemarie*

**math**

What is the volume of a balikbayan box with a length of 21√5 inches, width of 12√3 inches and a height of a 25√3 inches? Thank youu!!

*Thursday, July 14, 2016 by Ari*

**Math**

When an object is droped from a certain height , it's distance from the starting point varies as the square of the time it has been falling . If a body falls through 288m in 6 seconds then what is the distance covered by the object in the tenth second?

*Thursday, July 14, 2016 by Sarvesh*

**Math**

If the battalion of soldiers is formed into a solid square,there would be sixteen fewer men in the front than there would be if they were formed into hollow square four deep. What is the required number of the soldiers.?

*Thursday, July 14, 2016 by Nitesh *

**Math**

The expenses of orphanage are party constant and partly vary as the number of the boys in the orphanage. The expenses were Rs. 10,000 for 150 boys and Rs. 8,400 for 120 boys . Find the expenses for 330 boys.

*Thursday, July 14, 2016 by Madhura*

**Math**

The ratio of a triangle's sides is 4:3:6. If the length of the hypotenuse is 1/4, what is the value of the length of the short leg of the triangle subtracted from the length of the long leg of the triangle? Help please?

*Wednesday, July 13, 2016 by Jane*

**Math (PLEASE HELP!)**

A ferris wheel has a radius of 13 m. It rotates once every 24 seconds. A passenger gets on at the bottom of the wheel from a ramp which is one metre above ground level. a) If the height of the passenger is measured from the ground, determine an equation for the height of the ...

*Wednesday, July 13, 2016 by Anonymous*

**Math**

Daniel drives 30 mph to the toy store and 45 mph back home, taking the same route both ways. If the total trip took two hours, how many total miles does he drive on the round-trip from home to the store and back? Can you please explain how to do it?

*Wednesday, July 13, 2016 by Gina*

**Math (PLEASE HELP!)**

How do you solve sin2θ−cosθ=0 between -pi/2 less than or equal to θ less than or equal to 3pi/2?

*Wednesday, July 13, 2016 by Anonymous*

**math**

The side of a triangle are in the ratio 2:3:4.If the shortest side measure 6cm,what is the perimeter of the triangle?

*Wednesday, July 13, 2016 by pratikshya*

**Math (PLEASE HELP!)**

A ferris wheel has a radius of 13 m. It rotates once every 24 seconds. A passenger gets on at the bottom of the wheel from a ramp which is one metre above ground level. a) If the height of the passenger is measured from the ground, determine an equation for the height of the ...

*Wednesday, July 13, 2016 by Anonymous*

**Math**

The Fahrenheit temperature of a certain city has never dropped below 50 degrees how would you describe this using Celsius temperature and has never dropped below how many degrees Celsius simplify your answer type an integer or decimal rounded to the nearest tenth as needed

*Wednesday, July 13, 2016 by Carol*

**math**

Felicia left Rome at 8am and drove her Ferrari at 8mph from Rome to Sorrento. she then took the boat to Capri for the day, returning to Sorrento 5 hours later. on the return trip from Sorrento to Rome she averaged 60mph and arrived in Rome at 8pm. How far is it from Rome to ...

*Wednesday, July 13, 2016 by laiche*

**math**

Robin flies to San Francisco from LA in 4 hours. she flies back in 3 hours. if the wind is blowing from the north at velocity of 20mph during both flights, what was the airspeed of the plane (it's speed in the air)?

*Wednesday, July 13, 2016 by brat*

**math**

show solution. in a certain eatery, there are 5 glass racks having 24 glasses and 8 left over. The answer says there are 130 glasses in all.

*Wednesday, July 13, 2016 by shawn*

**Math**

If a run is 10 feet and the slope 1% what is the rise?

*Wednesday, July 13, 2016 by Mark*

**Math**

A minor league baseball team plays 95 games in the season if the team won 15 more than three times as many games as they lost how many wins and losses did they the team have I need the losses

*Wednesday, July 13, 2016 by Carol*

**math**

solve (x-1) (d^2 y)/〖dx〗^2 +2dy/dx=0 using series method

*Wednesday, July 13, 2016 by yusuph*

**math**

Write 3.027 in expanded form

*Wednesday, July 13, 2016 by Anonymous*

** Math**

If 18 gallons of gas costs X dollars what is the expression to represent the cost in dollars of 3 gallons

*Wednesday, July 13, 2016 by Angie*

**math**

What is the height of a cylinder with a volume of 384π cubic inches and a radius of 8 inches? Round to the nearest tenth of an inch.

*Wednesday, July 13, 2016 by anon*

**Math**

Given that Force 1 = 70 pounds and Force 2 = 120 pounds , find the angle between the forces if the magnitude of the resultant force is 90 pounds . Round answer to the nearest degree. A) 48° B) 40° C) 53° D) 45° E) 60° I think it is answer B

*Wednesday, July 13, 2016 by Katya*

**Math**

Mrs. Kumar bought 27 apples. She bought 15 more oranges. How many oranges did she buy?

*Wednesday, July 13, 2016 by Primary 1 Math*

**math**

Find the slope of the line whose parametric equations are x=2-t and y=1=2t fi this line passes through (2,y) find the value of y compute also the value of t

*Wednesday, July 13, 2016 by johnel*

**Math**

A student was asked to divide a number by 12. Instead he divided the number by 24. In doing so he got a quotient which was 16 less than the original number. Which of the following cannot be the value of that number. A) 394 B) 398 C) 396

*Wednesday, July 13, 2016 by Madhura*

**Math**

1/11 of 132 Evaluate

*Wednesday, July 13, 2016 by Kavi*

**math**

a messenger traveling 65 miles per hour pursues a truck which has a start of 2 hours and overtakes it in 3 hours. find the truck speed.

*Wednesday, July 13, 2016 by jessa*

**Math**

The sum of two decimals is 100. Their difference is 18.50. What are the numbers?

*Wednesday, July 13, 2016 by alzo*

**Math**

A court is to be surrounded by plastic stripping 30m long. One side of the court does not need the stripping because it is a brick wall. What must be the dimensions of the court in order to obtain a maximum area? What is the maximum area? Thank you! :)

*Wednesday, July 13, 2016 by Gennelle*

**Math**

Find two numbers which have a difference of 7, and a product that is a minimum. Thank you! :)

*Wednesday, July 13, 2016 by Gennelle*

**Math**

laura spent 20 percent of her money on a dress. she spent 2/5 of the remainder on a book. she had $72 left. how much money did she have at first?

*Wednesday, July 13, 2016 by Stephanie *

**math**

find the value of k so that k-3,k+1,4k-2 form a geometric sequence.

*Wednesday, July 13, 2016 by peejhay*

**math**

A boy reaches his school 1.4km away in 1hr 40mins at what speed does he travels?

*Wednesday, July 13, 2016 by karan*

**Math**

Find a polynomial of degree 3 with real coefficients and zeros of -3, -1, and 4, for which f(-2) = 24.

*Tuesday, July 12, 2016 by DeniseG*

**math **

Are trigonometric functions taught in 11th grade, if so ,is it wrong that i wasn't tought that topic in 11th grade????plz help!!!!

*Tuesday, July 12, 2016 by Lauren*

**Math**

2x+9square root of x-5=0

*Tuesday, July 12, 2016 by Anonymous*

**Math**

Square 40 acres of land must be fenced and a rectangular 40 acres of land must also be fenced. Witch of the 2 will use more fencing?

*Tuesday, July 12, 2016 by Reynhard*

**MAth**

what is the greatest common factor of the terms of 24m^9-27m^7-24m^5

*Tuesday, July 12, 2016 by Shyan*

**bus math**

Solve the problem. Express answers as a percent rounded to the nearest tenth. 20) Complete a vertical analysis on the balance sheet for Jake's Janitorial Service for December 31 of last year. The company assets are cash $20,000, accounts receivable $48,000, merchandise ...

*Tuesday, July 12, 2016 by damerius*

**math**

A home with a market value of $320,000 is insured for $288,000 in a policy that contains an 80% coinsurance clause. Find the part of a loss due to fire that the insurance company will pay

*Tuesday, July 12, 2016 by damerius*

**Math**

Amy have 69 shells she put them into 8 groups how many shells are there? 8.625

*Tuesday, July 12, 2016 by kate*

**Studying for math test**

Multiply; then use fundamental identities to simplify the expression below and determine which of the following is not equivalent. (sin x + cos x) ^2 a. 1+2sinxcosx b. sec^2x−tan^2x+2cosxsinx c. sec x + 2 sin x/sec x d. sin^2x+cos^2x e. 1+2cos (pi/2 -x) cosx

*Tuesday, July 12, 2016 by Lottie*

**Math**

Calculate y' and y'' at the point (1,1) on the curve 5 xy^2+9 y-14 = 0 I got the first part (-5/19) but I can't get the answer for the second

*Tuesday, July 12, 2016 by Ed*

**math**

Emmanuel wants to tile his rectangular floor. one of which is larger than the other. a)what area will be covered by the "8x8"tile? "16x16" tile?

*Tuesday, July 12, 2016 by Anonymous*

**Math - Studying for Pre Calc exam!**

Approximate the solutions (to three decimal places) of the given equation in the interval (- pi/2, pi/2) 6 sin 2x − 8 cos x + 9 sin x = 6 Can you help with this please? I am studying for my Pre Calculus 1 exam and am stuck on this question...! The answer options are a. x...

*Tuesday, July 12, 2016 by Lottie*

**math**

Find the orthogonal trajectories of family of the circle x2+y2=a2 where a is a parameter

*Tuesday, July 12, 2016 by mahesh*

**Math**

Find all solutions of the given equation in the interval [0, 2pi) cos x/2 - sin x = 0 Hi, I am struggling with this question. Can anybody help me please? Thanks!

*Tuesday, July 12, 2016 by Lottie*