Recent questions in Math

Solve the inequality $-2n-40 <5(6+n)+7n$

asked Jun 13, 2018 by meena.p

1 answer

Solve the inequality $24+6k< -6(-4-k)$

asked Jun 13, 2018 by meena.p

1 answer

The below line represents the equation

asked Jun 13, 2018 by meena.p

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Keith has $\$500$ in a savings account at the beginning of the summer. He wants to have at least $\$200$ at the end of the summer. He withdraws $\$25$ per week for food, clothing, and movie tickets. How many weeks can Keith withdraw money from his account ?

asked Jun 13, 2018 by meena.p

1 answer

The graph below represents the equation

asked Jun 13, 2018 by meena.p

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The graph which represents $\{ x:-2 \leq x <8, \text{x is an integer} \}$

asked Jun 13, 2018 by meena.p

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A house painter charges $\$400$ plus $\$200$ per room to paint the interior of a house. The host equation which represents the charges is

asked Jun 13, 2018 by meena.p

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The vertical intercept of the line in the graph below is

asked Jun 13, 2018 by meena.p

1 answer

Slope of the below line is

asked Jun 13, 2018 by meena.p

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If $4-4x < 20$ , which of the following cannot be a value of $x$ ?

asked Jun 13, 2018 by meena.p

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If $\large\frac{1}{6}$ $(8-3b) >2$ , what values of b satisfies the inequality above ?

asked Jun 12, 2018 by meena.p

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If $\large\frac{-2}{5} < 3k-4 < \large\frac{6}{7}$ ,then which of the following is not a possible value for $-6k+8$ ?

asked Jun 12, 2018 by meena.p

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The graph shown below represents which of the following equations ?

asked Jun 12, 2018 by meena.p

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Line A passes through the coordinate points $(-5,0)$ and $(0,5)$ . Which of the following lines will line A never intersect

asked Jun 12, 2018 by meena.p

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A network of hotels across the united states normally charges $\$150$ for an overnight stay at any of its properties. This network also offers a deal for longer trips. A traveller who purchases a hotel discount card of $\$750$ will pay only $\$120$ per night at any of network properties for the duration of the traveller's trip. Which of the following inequation represents the number of nights 'n' a traveller must stay in any combination of the networks hotel during a trip in order to make the discount card a better deal ?

asked Jun 12, 2018 by meena.p

1 answer

What is the slope of the line whose equation is $4x+3y=5$ ?

asked Jun 12, 2018 by meena.p

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If the values in the table represents a linear relationship, what is the missing value ?

asked Jun 12, 2018 by meena.p

1 answer

What is the slope of the line shown in the graph below

asked Jun 12, 2018 by meena.p

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For what value of k satisfies the equation $\large\frac{7}{15}$ $(k-3)=\large\frac{14}{3}$

asked Jun 12, 2018 by meena.p

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$x >3$ is represented by

asked Jun 12, 2018 by meena.p

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There are two class rooms A and B. If 10 students are sent from A to B, the number of students in each room is the same. If 20 students are sent from B to A, the number of students in A is double the number of students in B. then the number of students in each room is ________

asked Jun 8, 2018 by meena.p

1 answer

If the given system of equations is $kx +3y-(k-3)=0,\\12x+ky -k=0,$ . If the system has infinite solution, then the value of k is ________

asked Jun 8, 2018 by meena.p

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A store sells bagels for $\$0.25$ each and donuts for $\$0.75$ each. Alex bought a box of 14 pieces of bagels and donuts and paid total of $\$7.00$ . How many bagels did he buy ?

asked Jun 8, 2018 by meena.p

1 answer

Marian's current age is 3 times John's age, two years hence. Marian is currently 14 year older than John. what is the sum of their present ages ?

asked Jun 8, 2018 by meena.p

1 answer

If $xyz=8$ and $y^2z=6$ find the value of $\large\frac{x}{y}$ ?

asked Jun 8, 2018 by meena.p

1 answer

If $ab=5, bc=\large\frac{5}{7},$ $ac=7$ the possible value(s) of $abc$ is

asked Jun 8, 2018 by meena.p

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If $12a-3b=131,$ and $5a-10b=61$ , then what is the value of $a+b$ ?

asked Jun 8, 2018 by meena.p

1 answer

A magazine publisher has a fixed amount of monthly production costs. If each month he sells 400 copies of the magazine, his monthly profit is $\$4600$ and if he sells $300$ copies, his monthly profit is $\$2500$ . What are the publisher's monthly production costs ?

asked Jun 8, 2018 by meena.p

1 answer

If $\large\frac{1}{3}$ or $(\large\frac{2}{9})$ of a certain number is $\large\frac{2}{3}$ or $\large\frac{1}{9}$ , then the number is

asked Jun 8, 2018 by meena.p

1 answer

For what value of x, if any is $\large\frac{(4-2x)(x-6)}{(6+3x)}$ undefined?

asked Jun 8, 2018 by meena.p

1 answer

Johannah has $\$50$ for soda and she needs to buy both diet and regular soda. Her total order must have at exactly 2 times as many cans of diet soda as cans of regular soda. What is the greatest number of cans of diet soda can she can buy if regular soda is $\$0.50$ per can and diet soda is $\$0.75$ per can?

asked Jun 7, 2018 by meena.p

1 answer

Eva needs to dilute some acid. How much pure water should be added to 2 gallons of $80\%$ acid to yield $20\%$ acid ?

asked Jun 7, 2018 by meena.p

1 answer

Steve sells cars. His monthly salary is $\$1500$ . He gets a commission of $\$500$ for each car he sells. If he wants to make $\$8500$ this months, how many cars would he have to sell ?

asked Jun 7, 2018 by meena.p

1 answer

The sum of a two digit number and the number formed by interchanging its digits is 110. if 10 is subtracted from the first number, the new number is 4 more than 5 times the sum of the digits in the first number. Find the first number.

asked Jun 7, 2018 by meena.p

1 answer

The sum of two numbers is 8. If their sum is four times their difference, then the numbers are _______

asked Jun 7, 2018 by meena.p

1 answer

Solve for $x:|2x-3|-x=5$

asked Jun 7, 2018 by meena.p

1 answer

$x+2y=14\ 2x+y=13$ . If (x,y) is the solution for the above system of equation find the value of $3x+7y$

asked Jun 7, 2018 by meena.p

1 answer

If the system of linear equations given below has infinitely many number of solutions, find the value of $\large\frac{a}{b}$ $\;-\;4$ $\qquad \qquad \qquad 2x\;-\;(a-4)y\;=\;2b\;+\;1,$ $\qquad \qquad \qquad 4x\;-\;(a-1)y\;=\;5b\;-\;1$

asked Jun 7, 2018 by meena.p

1 answer

The line $\large\frac{x}{a} +\frac{y}{b}$ $=1$ touches _________

asked Jun 7, 2018 by meena.p

1 answer

The value of 'k' for which the system $x+2y=13;(k-1)x+(k+1)y=k+2$ has no solutions is

asked Jun 7, 2018 by meena.p

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A number consists of two digits whose sum is five. When the digits are reversed, the new number becomes greater by 9 to the original number. Then the original number is.

asked Jun 6, 2018 by meena.p

1 answer

Three years ago Tim was twice as old as Susan. Twelve years ago Tim was three times as old as Susan. How many years older than Susan is Tim ?

asked Jun 6, 2018 by meena.p

1 answer

Emmy is counting his monkey when he notices that he has 3 more quarters than dimes and the number of nickels are the same as the sum of quarters and dimes. The total cash he has in hand is $\$3.60$ . How many quarters does he have ?

asked Jun 6, 2018 by meena.p

1 answer

There are two classrooms A and B containing students. If 5 students are shifted from room A to room B, the resulting number of students in the two rooms are equal. If 5 students are shifted from room B to room A,the number of students in room A becomes double the number of students left in room B. Find the original number of students in the two rooms separately

asked Jun 6, 2018 by meena.p

1 answer

In a farm, every sheep has 4 legs and every chicken has 2 legs. If a farm boy counts 100 heads and 260 feet, how many sheep are there ?

asked Jun 6, 2018 by meena.p

1 answer

If $(x,y)$ is the solution to the system of equations above , find the value of y. $\large\frac{x}{y}$ $=8$ and $3(y+2)=x$

asked Jun 6, 2018 by meena.p

1 answer

In the system of equation below $a$ and $b$ are constant . If it has no solution, What is the value of $\Large\frac{a}{b} +\frac{1}{4}$ $\qquad \qquad \qquad ax-by=10, \\\qquad \qquad \qquad x+4y=20.$

asked Jun 6, 2018 by meena.p

1 answer

If $3x+b=5x-7$ and $3y+c=5y-7$ where b and c are constants and if $b+c=2,$ which of the following is true?

asked Jun 6, 2018 by meena.p

1 answer

For what values of $a$ and $b$ does the following system of equations have infinitely many solutions? $\qquad \qquad \qquad ax+(b-1)y=5 ,\\ \qquad \qquad \qquad 2x-3y=-1.$

asked Jun 6, 2018 by meena.p

1 answer

If $(x,y)$ is a solution to the system of equation below, $\qquad \qquad \qquad 3x-2y=-14,\\ \qquad \qquad \qquad 2x-3y=-6,$ what is the value of $x-2y$ ?

asked Jun 6, 2018 by meena.p

1 answer

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