Saturday

December 10, 2016
**Math**

Find the resultant in magnitude and direction of forces 10N, 20N, 30N, 40N, acting respectively in the direction 60,120,180 and 270. I tried drawing out the forces with the respective angles but the angles are more than 360.#confused

*Saturday, November 26, 2016 by Shade*

**math**

Ways by which you can dress up if you have 3 skirts 4 shirts and 3 pairs of sandals?

*Saturday, November 26, 2016 by goddess*

**math**

Thr sum of three numbers is 33.The first no.is twice the third no.The second no.is one more than the first.Determine the nos.

*Saturday, November 26, 2016 by Anonymous*

**Math**

The sum of two nos is 40, the smaller no is 6 less than the larger no, Find the nos

*Saturday, November 26, 2016 by Anonymous*

**Math **

marvin wrote the following clues to describe a multiplication sentence. the product is close in value to 10. both factors are decimal number.the product has 3 decimal places.one factor is greater than one . The other factor is less than 1. Explain how you created your answer.

*Saturday, November 26, 2016 by Carmen*

**Math**

Place in order from least to greatest -8.2,0.4,2.4?

*Friday, November 25, 2016 by Miy*

**Math**

Evaluate the following expression: (2 x 3)>2 - 5>2 The answer I got was 11...How I got this answer was 6 x 6 = 36 and 5 x 5 = 25 then I subtracted 36-25=11`

*Friday, November 25, 2016 by Donald*

**math**

Mrs, jones is having a pizza party for 19 students. each pizza will be cut in 6 slices. how many pizzas will Mrs jones need to order?

*Friday, November 25, 2016 by barbara*

**math**

Use the distributive property to write an expression that is equivalent to the example below: 5(2x + 7) I think my answer is... 45.....How I got this answer was 5 x 2 + 5 x 7=45 10 + 35 = 45 Can you please double check my work?

*Friday, November 25, 2016 by Donald*

**Math**

Which of the following is equivalent to the expression 6m + 3? A)2(3m + 3) B)3(2m + 1) C)3(2m + 3) D)6(m + 3) The answer I got was B) 3(2m + 1). How I got this answer was 3 x 2 + 3 x 1 = 6m + 3.

*Friday, November 25, 2016 by Donald*

**Math**

At franklin middle school there are 360 students graduating this year after graduation 198 of the students will go to Wilson high school what percent of the graduating students will go to Wilson high school

*Friday, November 25, 2016 by Jenny*

**Math **

Science is the favorite subject of 73% of student at a school. There are 700 students at the school. How many of them like science best?

*Friday, November 25, 2016 by Jenny*

**Math **

80% of what number is 40 ?

*Friday, November 25, 2016 by Jenny*

**Math**

Ron wants to buy a used car and needs to have a down payment of 10% if the car Ron wants to buy costs $5,300 how much down payment will he need

*Friday, November 25, 2016 by Jenny*

**Math **

What percent of 7,450 is 1,192

*Friday, November 25, 2016 by Jenny*

**math**

please check my answers below and correct me if i am wrong please 1. At Lexi Corp., sales revenue is $20 million, the cost of goods sold is $14 million, operating expenses are $3 million, and income taxes are $1 million. What is the company's operating income? Select one...

*Friday, November 25, 2016 by polly*

**Math**

How do you write at least 6 fractions from the below ingredients list that serves 4 people. 1 cup all-purpose flour 2 eggs 1/2 cup milk 1/2 cup water 1/4 teaspoon salt 2 tablespoons butter , melted How do I make these fractions? PLEASE PLEASE PLEASE PLEASE PLEASE! HELP ME!

*Friday, November 25, 2016 by Donald*

**Math**

The number of ways in which 63 can be expressed as a sum of two or more consecutive positive integers.

*Friday, November 25, 2016 by Tita*

**math**

How far from the wall must you place a ladder of length 12m. if the ladder is to touch a point 10m above the ground?

*Friday, November 25, 2016 by Dani*

**Math**

M/S. ABC limited is expected to pay RS. 18 every year on a share of its stock what is present value of a share if money worth is 9% compounded annually

*Friday, November 25, 2016 by Shahzaib*

**Math**

The sums of n terms of two arithmetic series are in ratio of 2n+1:2n-1. Find the ratio of their 10th terms.

*Friday, November 25, 2016 by Prince*

**Math**

Volume of cube 512 find the surface area?

*Friday, November 25, 2016 by volume of cub 512 find the surface aera*

**math**

Graph the quadratic equation f(x)=x^2-8x+16

*Friday, November 25, 2016 by shima*

**math**

Factorize:4x^2+20x+25

*Friday, November 25, 2016 by shima*

**Math**

Shalya is baking muffins that require 1/2 cup vegetable oil she only has 1/3 cup of vegetable oil left. How much more does she need?

*Friday, November 25, 2016 by Alex Rorberts *

**math**

A piece of paper in the shape of a sector of a circle of radius 10 cm and of angle 216 degree just covers the lateral surface of a right circular cone of vertical angle 2? .Then sin? is

*Friday, November 25, 2016 by kritarth*

**Math**

5x+2=10

*Friday, November 25, 2016 by Dal*

**Math **

The difference between a number and the number that formed by reversing the digits is 36.if the digit at the tens place is twice the digit at the unit's place.find the number

*Friday, November 25, 2016 by Anonymous*

**Math**

using each digit once what is the largest odd numbers that can be formed using 6'8'and 5.. ano sagot insan.. hehe

*Friday, November 25, 2016 by MArj*

**Math**

A coin is tossed and a three-sector spinner is spun. What are the chances of getting 1 Heads and a 2? *Please answer with a simplified fraction*

*Friday, November 25, 2016 by Adira*

**Math**

An exercise book costs $0.9 and a pencil cost $0.6. What is the total cost of buying: 2 exercise books and y pencils in terms of Y?

*Friday, November 25, 2016 by Dora*

**math 113**

an object is thrown upwards and its height h(t) in meters after t seconds is given by the equation h(t)=1+4t-5t^2 .when the object hit the ground.

*Friday, November 25, 2016 by chrop*

**math,physics,chemisty,biology**

the number of moles of H2O2 required to completely react with 400ml of 0.5N KMnO4 in acidic medium are

*Thursday, November 24, 2016 by Chanchal*

**Math - Antiderivatives/Integrals**

Find the function with derivative f?(x)=e^(9x) that passes through the point P=(0,4/9).

*Thursday, November 24, 2016 by Kid*

**Math**

A decorative pottery bowl with a diameter of 30 cm is used as a garden ornament . A rain shower fills it with water to a maximum depth of 7 cm. The bowl is slowly tipped to remove the water. What angle will the rim of the bowl make with the horizontal when the water begins to ...

*Thursday, November 24, 2016 by Carrie*

**Math**

If the product represented by 128! is divisible by 18^n, what is the largest possible value of n?

*Thursday, November 24, 2016 by Marley*

**Math**

The legs of a right triangle are 6 cm and 18 cm. The hypotenuse of a similar triangle is 24 cm. What is the area, in cm squared, of the larger triangle?

*Thursday, November 24, 2016 by Pravin*

**math**

Can I double check this I'm not entirely sure if my answer is correct. What is the smallest perfect square that has a factor of 90. 8100?

*Thursday, November 24, 2016 by Maryam*

**math-factors and multiples **

GCF of 40a^3 and 32a^2

*Thursday, November 24, 2016 by Maryam*

**math**

LCM of 10a and 15a^2 Factors of 10a are 10,a,2,5 but the prime factors are 2,5,a Factors of 15a^2 are 15,a^2, 3,5,a,a Prime factors are 3,5,a,a Common between two are 5 and a So is the LCM of 10a and 15^2 5a?

*Thursday, November 24, 2016 by Maryam*

**math**

Solve and graph the inequality 5 less than and equal to m/-3+18

*Thursday, November 24, 2016 by shima*

**math**

Given f(x)=3x+2 and g(x)=4-5x Find a) f(x)-g(x) b) f(x)÷g(x) c) f(x)×g(x) d) 2×f(x)

*Thursday, November 24, 2016 by shima*

**math**

Write an equation in slope-intercept form for the line that passes through the given point(-1,2) and is parallel to the graph of the given equation y=1÷2x-3.

*Thursday, November 24, 2016 by shima*

**Math**

Julie scored 50 points in a game. How many points did Leonora score if she scored p points less than Julie in terms of p?

*Thursday, November 24, 2016 by Clara*

**Math**

How to simplify this ratio (1/2):(1/3)

*Thursday, November 24, 2016 by senti*

**math**

A trader bought 30 baskets of potatoes and 100 baskets of oranges for $2450. She sold the potatoes at a profit of 40% and the oranges at a profit of 30%. If her profit on the entire transaction was $855, calculate the: 1) Cost price for a basket of potato; 2) Selling price of ...

*Thursday, November 24, 2016 by somay*

**Math**

Evaluate: (7-8*(-1))*-1^2006=

*Thursday, November 24, 2016 by Cici*

**math**

A bus contain 42 passengers the number of male is 5 times the number of female how many famale in the bus

*Thursday, November 24, 2016 by Anonymous*

**math**

Determine whether the lines y=8x-5 and y=(-2÷16)x-3 are parallel or perpendicular or neither parallel nor perpendicular.

*Thursday, November 24, 2016 by shima*

**math**

25m^6-121m^4

*Thursday, November 24, 2016 by shima*

**Math**

John is now 10 years older than Marcus. Three times Johns age 5 years from now will be the same age as Marcus age 5 years ago. Write the equation and solve

*Thursday, November 24, 2016 by Ciara*

**math**

Show that -3 is a multiplicative inverse of 17 modulo 26 Started with 17 * -3 = -51 but doesn't seem right? help

*Thursday, November 24, 2016 by s17*

**math**

f:x = 2x²+x-6

*Thursday, November 24, 2016 by viky*

**math**

A manufacturer produces a standard model and a deluxe model of a 25-inch (in). television set. the standard model requires 12 h of labor to produce, and the deluxe model requires 18 h. The company has 360 h of labor available per week. the plant's capacity is a total of 25...

*Thursday, November 24, 2016 by shima*

**Math**

A decorative pottery bowl with a diameter of 30 cm is used as a garden ornament . A rain shower fills it with water to a maximum depth of 7 cm. The bowl is slowly tipped to remove the water. What angle will the rim of the bowl make with the horizontal when the water begins to ...

*Thursday, November 24, 2016 by Allen*

**Math**

How do you multiply 12 times 13 step by step step

*Thursday, November 24, 2016 by Anonymous*

**math**

Mary is now three times as old as her daughter. Four years ago the products of their age was 40 .calculate their present years

*Thursday, November 24, 2016 by dama*

**Math grade 5, two-part problem**

The ratio of the number of alex's beads to the number of betty's beads was 3:4.after alex bought another 72 beads,the ratio became became 3:1. A. How many beads did betty have? B.if alex gave away 80 beads,what would by the new ratio of the number of betty's beads ...

*Thursday, November 24, 2016 by Peachie*

**Math grade 5, two-part problem**

The ratio of the number of lisa's pens to the number of adeline's pens was 2:3 at first.after father gave lisa another 16 pens,the ratio became 2:1 A.how many pens did adeline have? B.if adeline gave away 6 pens,what would be the new ratio of the number of lisa's ...

*Thursday, November 24, 2016 by Peachie*

**Math**

The ratio of 2 number is 9 and 3 if the sum of two numbers is 72. What is the smaller number?

*Thursday, November 24, 2016 by Franckish Jane*

**math**

Use Euclid's algorithm to find a multiplicative inverse of 15 mod 88, hence solve the linear congruence 15x=20(mod 88) So far I have: 88=5x15+13 15=1x13+2 Backwards substitution gives 15v+18w=1 1=15-1x13 =15-1(88-5x15) =15x15-1x88 now very stuck what to do from here:(

*Thursday, November 24, 2016 by s17*

**Math**

Triangle ABC has vertices A(-4,-3),B(4,-1) and C(-2,3). Find the length of median CM?

*Thursday, November 24, 2016 by Dianne Garcia*

**math**

four times a number increased by 5 is 37 translate this into algebraic equation

*Thursday, November 24, 2016 by kent yrell*

**finite math**

If n(B) = 13, n(A ? B) = 20, and n(A ? B) = 5, find n(A).

*Thursday, November 24, 2016 by corey carter*

**Math **

The distance between two stars is 0.009 light years. A light year is equal to 5.88 x 10^12 miles. What is the distance,in miles, between the two stars? Represent your final answer in scientific notation

*Wednesday, November 23, 2016 by Stefanie*

**math!**

You have 48 minutes to take an exam of 21 questions. After you finish the first 10 questions, you realize you must answer the remaining questions twice as fast to finish the exam. How many questions per minute were you answering? Also, how many questions per minute must you ...

*Wednesday, November 23, 2016 by Lewis*

**Math grade 9**

James and slyvie need to paint the line around the soccer field. To know how much paint to buy they must find out the perimeter of the field. James claims, "I can calcuate the perimeter of the field by using the formula P= 2(l+w) while slyvie says that the correct formula...

*Wednesday, November 23, 2016 by Please can someone explain*

**Math**

Consider ?C such that sin C = 7/25 a) What are the possible quadrants in which ?C may lie? b) If you know that cos C is negative, how does your answer to part a) change? c) Sketch a diagram to represent ?C in standard position, given that the condition in part b) is true. d) ...

*Wednesday, November 23, 2016 by Ahmed*

**Math**

An angle ? satisfies the relation csc ? cos ? = -1. A) Use the definition of the reciprocal trigonometric ratios to express the left side in terms of sin ? and cos ?. B) What is the relation between sin ? and cos ? for this angle? C) Determine two possible values for ?.

*Wednesday, November 23, 2016 by Kelly*

**Math**

Bart and Bethany play a game. They each roll a regular 6-sided die labeled 1to 6. Use an outcome table to show all possible outcomes: (2 marks) is the total number of outcomes 12?

*Wednesday, November 23, 2016 by maddy*

**math**

Four friends contribute sums of money to a charitable organization in the ratio of 2:4:5:7. if the largest amount contributed is $1.40, calculate the total amount contributed used by the four people?

*Wednesday, November 23, 2016 by andrew*

**math-IS MY ANSWER RIGHT?**

Evaluate the surface integral S F · dS for the given vector field F and the oriented surface S. In other words, find the flux of F across S. For closed surfaces, use the positive (outward) orientation. F(x, y, z) = x i + y j + z4 k S is the part of the cone z = sqrt(x2...

*Wednesday, November 23, 2016 by Anon*

**Math**

How to you write an equation of a line with no slope and no points?

*Wednesday, November 23, 2016 by Janelle*

**Math**

Evaluate the surface integral S F · dS for the given vector field F and the oriented surface S. In other words, find the flux of F across S. For closed surfaces, use the positive (outward) orientation. F(x, y, z) = x i + y j + z4 k S is the part of the cone z = sqrt(x2...

*Wednesday, November 23, 2016 by Anon*

**math**

How do you use a conversion chart?

*Wednesday, November 23, 2016 by noob leaner*

**Math please explain how to do this**

how do I find the value of x in the following: (x-520,000)/[(800,000+880,000)/2]=

*Wednesday, November 23, 2016 by Patte*

**math**

what divided by 7 equals 15

*Wednesday, November 23, 2016 by alex*

**math**

I think of a number,multiply it by 3 and add 7.i get the Same answer if I multiply the number by 4 and subtract 12.find the number

*Wednesday, November 23, 2016 by Juli *

**Math**

The relationship of red ribbons to green ribbons is 10 : 1/4. How mini red ribbons are used for every 4 1/2 green ribbons?

*Wednesday, November 23, 2016 by Tina*

**Math**

I am a little unsure of how to answer this question: Write an inequality to represent the limit you may not exceed when spending to make your product. Here's the background information I have. You are going to decide on a summer business to start. Figure out what you will ...

*Wednesday, November 23, 2016 by Donut Holstein*

**Math aglebra**

I need help RIGHT NOW!!!!!!!!!!!!!! On the blueprints of Adam's office building, the length of his rectangular office space is 5 1/4 inches. If the actual length of Adam's office space is 10 1/2 feet, what is the scale of the blueprint?

*Wednesday, November 23, 2016 by Chelsea*

**Math**

A trapezium measures 9.5cm (b1) 17cm (b2) & 6cm (h). Now, divide the trapezium into a rectangle & a triangle to find their areas. Hence, find the area of the trapezium.

*Wednesday, November 23, 2016 by Austin*

**math**

2+3Log a

*Wednesday, November 23, 2016 by Collins *

**Math**

The figure is made up of two rectangles measuring 7cm by 3 and a square of side 4cm. Find the area of the figure.

*Wednesday, November 23, 2016 by Austin*

**math**

the perimeter of a farm is187.2m .if its width is 39m,then find the ratio between its length and width.

*Wednesday, November 23, 2016 by ratios*

**Math**

If a car travels 180km in 4hrs how much time will it take to cover 400km

*Wednesday, November 23, 2016 by Mohammed Zayed Ali*

**MATH**

The length of three sides of a triangle are (x+1)cm 2xcm and 3x+1)cm its perimeter is 30cm. Find the value of x and the length of wach sides of triangle

*Wednesday, November 23, 2016 by Julaine*

**Math**

Draw four non_collinear points on a paper and draw all possible line segments. How many line segments can be drawn.

*Wednesday, November 23, 2016 by Diya*

**math**

8x+9y=40 5x+3y=10

*Wednesday, November 23, 2016 by ismail*

**Math**

The number of diagonals D I a polygon of n sides is given in the formula D=n(n-3)/2. Use the formula to find: A. The number of diagonals in a polygon with 9 sides. B. The number of sides of a polygon with 90 diafonals.

*Wednesday, November 23, 2016 by Raven*

**Math **

Solve the set of linear equations by the matrix method. a+3b+2c= 3, 2a-b-3c= -8, 5a+2b+c=9, solve for a

*Wednesday, November 23, 2016 by Tunde*

**Math**

Consider ?C such that sin C = 7/25 a) What are the possible quadrants in which ?C may lie? b) If you know that cos C is negative, how does your answer to part a) change? c) Sketch a diagram to represent ?C in standard position, given that the condition in part b) is true. d) ...

*Tuesday, November 22, 2016 by Katie*

**Math**

An angle ? satisfies the relation csc ? cos ? = -1. A) Use the definition of the reciprocal trigonometric ratios to express the left side in terms of sin ? and cos ?. B) What is the relation between sin ? and cos ? for this angle? C) Determine two possible values for ?. - ...

*Tuesday, November 22, 2016 by Henry*

**Math**

1) A ladder that is 15m long is leaning up against a building. The ladder makes an angle of 30 degrees with the ground. a) Find an exact expression for the height at which the top of the ladder contacts the wall of the building. 2) A tree is anchored by a guy wire that is ...

*Tuesday, November 22, 2016 by Jessica*

**math**

Tanya and Greg are going skiing. Tanya is a seasoned skier while Greg is a novice, he only skied once before. They have a map that provides the coordinates for the top and bottom of each path. Tanya wants to ski the most challenging path while Greg wants to start off with an ...

*Tuesday, November 22, 2016 by Hannah*

**math**

There are five different sizes of wood planks used to build a deck. Before starting the project you must compare them and put them in ascending order. 3 ½ ft. 11/3 ft. 3.55 ft. 2.9 ft. 4.1 ft. Help plz.

*Tuesday, November 22, 2016 by Hannah*

**math**

Suppose a length of a side of the larger box is 12 inches. How many smaller boxes will fit inside the larger box?

*Tuesday, November 22, 2016 by Darlene*

**Math**

the jetstream is a strong wind current that flows across the united states. flying with the jetstream, a plane flew 3,000 miles in 5 hours. Against the same wind, the trip took 6 hours. Find the airspeed of the plane (the speed in still water). My answer: X=550 miles per hour

*Tuesday, November 22, 2016 by Jessica*

**math**

if the three sides of an equilateral triangle are 3x + 2, 2y - X and y + 3. find X and y and the perimeter of the triangle. kindly elucidate further on this question

*Tuesday, November 22, 2016 by stephen*

**Math**

9:2x=15:12 , so x= ..?

*Tuesday, November 22, 2016 by lala*