In which step did Melanie make the first error, and which expression should she have written in that step?

Absolute value of - |-2|

Is 95.045 greater than less than or equal two 95.545

What is the scale factor of drawing if the scale is 1 inch=4feet?

Write 9/11 as an expression

2 rectangular prisms. One prism has a length of 6 meters, width of 5 meters, and height of 5 meters. The other prism has a length of 4 meters, width of 5 meters, and height of 7 meters. What is the volume of the figure? 116 m3 190 m3 290 m3 390 m3

After deductions of $45 were withheld this week from Ed's weekly earnings on his part-time job, his take-home pay was $240. Ed had worked 30 hours this week. How much did Ed earn per hour?

omposite figure is divided into two congruent trapezoids, each with a height of 4 cm. 2 trapezoids. Both trapezoids have base lengths of 10 centimeters and 6 centimeters, and a height of 4 centimeters.

During a day a student spends 7 hours sleeping, ¹/4 of the day studying and of the time travelling. What fraction of the day is left for other things?

Simplify (x-5) (x^2-2x-6)

Is 0.05 ... irrational?