Explanation

Just try putting the values in the answer choices into the equation until you find one that works.

A cardboard box measures 12 inches high, 7 inches wide, and 9 inches deep. If another box measuring \(3 \frac{1}{2}\)by \(4 \frac{1}{2}\) inches is to have the same surface area, what will the box’s third dimension need to be?

What is the equation for a line perpendicular to \(6x – 7y = 8\) and passing through the point (8, 1)?

What is the slope of a line perpendicular to \(3 x+4 y=13\)?

\((x+y)(x-y)=?\)

Which of the following are the solutions to the equation \(x^{2}-7 x+12=0\)?

Which of the following equations has the same solutions as \(x^{2}-10 x+16=0\) ?

John buys 100 shares of stock at \(\$100\) per share. The price goes up by 10% and he sells 50 shares. Then, prices drop by 10% and he sells his remaining 50 shares.

How much did he get for the last 50?

If \(g(x)=x^{2}-6 x+9\) , which of the following is equal to g(5)?

A train traveled at a speed of 120 kilometers per hour for \(2 \frac{1}{2}\) hours. How many kilometers did the train travel?

\(3^{3}\)equals which of the following values?

What is \(\sqrt{0.25}\)?

What is the value of \(9^{\frac{3}{2}}\)?

A sailor judges the distance to a lighthouse by holding a ruler at arm's length and measuring the apparent height of the lighthouse. He knows that the lighthouse is actually 60 feet tall. If it appears to be 3 inches tall when the ruler is held 2 feet from his eye, how far away is it?

\(\frac{\frac{2}{9}}{\frac{12}{10}}=\)

Jill gets paid different rates for working on different projects. She worked on one project Monday, Tuesday, and Friday of last week, and worked on the second project on Wednesday and Thursday of last week. Her hours spent working and pay rates are shown in the table above. What was the range of Jill's daily earnings last week?

In the figure above, by approximately how much did sales of cars increase from 2009 to 2010?

A man is searching through a bin of shirts that are on sale, some for 10% off and some for 20% off. Which sales tag above has been reduced by 20%?

What’s the value of x?