Recent questions tagged sat

Graham's Law refers to

asked Jun 25, 2018 by meena.p

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In the graphic representation of the energy contents of the reactants and the resulting products in an exothermic reaction, the energy content would be

asked Jun 25, 2018 by meena.p

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Which of the equations below best represents the inequality ?

asked Jun 19, 2018 by meena.p

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What could be the equation of the straight line for graph ?

asked Jun 19, 2018 by meena.p

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What could be slope of the graph shown below ?

asked Jun 19, 2018 by meena.p

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The figure below shows the solution of inequalities. Which of the following is not a solution to the system ?

asked Jun 19, 2018 by meena.p

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In del-ray Beach, You can take a luxury golf cart ride around the downtown. The driver charges $\$5$ for first $\large\frac{1}{4}$ mole plus $\$2$ for each additional $\large\frac{1}{2}$ mile. Which of the following inequalities represents by the number of miles $m$ that you could ride and not pay more than $\$12$ ?

asked Jun 19, 2018 by meena.p

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The graph below shows the amount that a high-tech arcade charges its customers ( x-axis represents the number of games played and y-axis represents the cost to play ). What could the y-intercept of this graph represent ?

asked Jun 18, 2018 by meena.p

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A landscaper buys a new commercial grade lawn mower that cost $\$3000$. Based on past experience he excepts it to last about $7$ years, and then he can sell it for scrap metal with salvage value amount $\$250$. Assuming the value of the lawn mower depreciates at a constant rate, which depreciates at a constant rate, which equation could be used to find its approximate value after $x$ years, given that $x <7$

asked Jun 18, 2018 by meena.p

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If (a,b) represents the solution to the system of equations show in the graph and $a=-6$ then which of the following could be the value for $a+b$ ?

asked Jun 18, 2018 by meena.p

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A voltage divider is a simple circuit that converts larger voltage into a smaller one. The figure above shows a voltage divider that consists of two resistors that together have a total resistance of $300 \Omega$ . To produce the desired voltage of $350\;volts, R_2$ must be $4 \Omega$ less than thrice $R_1$ solving which of the following system of equation gives the individual resistance for $R_1$ and $R_2$?

asked Jun 18, 2018 by meena.p

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If $\large\frac{3}{5}$$(5x)+4(x-1)=5(x+1)-2$ what is the value of $x$ ?

asked Jun 18, 2018 by meena.p

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A magazine publisher has a fixed amount of monthly production cost. If each month, he sells $600$ copies of the magazine, his monthly profit is $\$4800$ and if he sells $450$ copies his monthly profit is $\$2550$. What are the publisher's monthly production cost ?

asked Jun 15, 2018 by meena.p

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At what value of $x$ does the graph of the lines $7y-6x=-5$ cross the x-axis ?

asked Jun 15, 2018 by meena.p

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Which of the following has a positive x intercept and a negative slope ?

asked Jun 15, 2018 by meena.p

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Which of the following is the graph of the inequality $y <-2x+5$

asked Jun 15, 2018 by meena.p

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If $2x-7y=12$ and $-8x+3y=2$, which of the following is the value of $x-y$ ?

asked Jun 15, 2018 by meena.p

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Veronica is a painter.She charge $\$10$ per job and $\$0.20$ per square foot. If she earned $\$50$ for painting one job , how many square feet did she paint at this job ?

asked Jun 15, 2018 by meena.p

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If $y=12$ and $2x-y=14$, find the value of $\large \frac{4x}{y}$

asked Jun 15, 2018 by meena.p

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Emily took a math test with 20 questions. Each question is worth an equal number of points. The test is worth 100 points in total. If a score of 70 points earns a grade of C, how many questions would Emily need to get right to get atleast a 'C' on the test ?

asked Jun 15, 2018 by meena.p

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Solve the inequality on the number line $x+11 >13$

asked Jun 15, 2018 by meena.p

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Solve the inequality $5(4x+3) \geq 9(x-2)-x$

asked Jun 15, 2018 by meena.p

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Ortho - Nitrophenol is less soluble in water that p and m nitrophenols because

asked Jun 15, 2018 by meena.p

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The type of bonds present in $CuSO_4.5H_2O$ are only

asked Jun 15, 2018 by meena.p

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A diatomic molecule has a dipole moment equal to $1.2 \;D$ , If bond length is $1.0\;a^{\circ}$ What fraction of electronic charge 'e' exists on each atom ?

asked Jun 15, 2018 by meena.p

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Which formula represents a molecular substance?

asked Jun 15, 2018 by meena.p

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In which case electron from bonding molecular orbital is removed?

asked Jun 15, 2018 by meena.p

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According to molecular orbital theory,which of the following statement is not correct?

asked Jun 15, 2018 by meena.p

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According to molecular orbitals theory which of the following statement about the magnetic character and bond order is correct regarding $O_2^{+}$?

asked Jun 15, 2018 by meena.p

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A strontium atom differs from a strontium ion in that the atom has a greater

asked Jun 15, 2018 by meena.p

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Practical dipole movement of $HCl$ is $1.03D$. If bond length of HCl is $1.275 A^0$ then what will be the percentage of ionic nature in HCl ?

asked Jun 15, 2018 by meena.p

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Most atoms have no net charge because they have....

asked Jun 15, 2018 by meena.p

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If $2 \leq x \leq 11$ and $6 \geq y \geq -4$ , then what is the range of possible values of $x+y$ ?

asked Jun 14, 2018 by meena.p

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Solve for x $\qquad \qquad \qquad |x-2|=17$

asked Jun 14, 2018 by meena.p

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If $-5(p+2) < 10p-13$, then the value 'p' is

asked Jun 14, 2018 by meena.p

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What is the slope of the line that passes through the origin and point (-3,2) ?

asked Jun 14, 2018 by meena.p

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Find the missing value in the table where $y=-2x+7$

asked Jun 14, 2018 by meena.p

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Mona runs a cafeteria and she has cute little cartons of milk. The supplier charge $\$0.45$ per carton of milk, in addition to a delivery charges of $\$75$. What is the maximum number of milk carton she can buy has if budgeted $\$ 525$ for milk ?

asked Jun 14, 2018 by meena.p

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Renting the ice-skating rink for a party costs $\$200$ plus $\$4$ per person. If the final charges for Dane's birthday party was $\$324$, how many people attended his birthday party ?

asked Jun 14, 2018 by meena.p

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The x and y intercept in the graph below are:

asked Jun 14, 2018 by meena.p

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Solve the inequality $2(3x+4) \geq 4x+12$

asked Jun 14, 2018 by meena.p

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The graph below represents the inequality

asked Jun 14, 2018 by meena.p

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Lattice energy of an ionic compounds depends upon

asked Jun 13, 2018 by meena.p

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Ten covalent bonds in the Lewis structure of Propane will account for how many valence electrons?

asked Jun 13, 2018 by meena.p

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$PH_3, So_3,$ and $HF$ are examples of polar molecules. State true or false

asked Jun 13, 2018 by meena.p

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Which one has zero dipole moment?

asked Jun 13, 2018 by meena.p

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The electronegativity difference between the covalently bonded atoms is

asked Jun 13, 2018 by meena.p

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Potassium Ion K+ has the same electronic configuration as that of which noble gases mentioned below ?

asked Jun 13, 2018 by meena.p

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Which among the following is not an example of hydrogen bond?

asked Jun 13, 2018 by meena.p

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When magnesium reacts with oxygen, the nature of bond formed is

asked Jun 13, 2018 by meena.p

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