From Questions to Solutions

You have 30 boxes of A1 ball bearings in your plant. You immediately had them weighed. The weights of the boxes are: 40.1, 41.1, 39.5, 40.1, 39.1, 41.2, 37.6, 39.1,

Which expression is equivalent to [tex]30\left(\frac{1}{2} x-2\right)+40\left(\frac{3}{4} y-4\right)[/tex]? A. [tex]45xy - 220[/tex] B. [tex]15x - 30y - 220[/tex] C. [tex]15x + 30y - 220[/tex] D. [tex]15x + 30y - 64[/tex]

**Population Movement** In 2000, a country's population, broken down by regions, was: - Northeast: 53.6 million - Midwest: 64.4 million - South: 100.2 million - West: 63.2 million In 2010,

Find [tex]f(3)[/tex] if [tex]f(x) = 2x^3 - x^2 + 1[/tex]. A. 10 B. 13 C. 46 D. 49

What is the mass in grams of 1.73 moles of CaH₂? A. 42.3 g B. 72.5 g C. 39.4 g D. 62.1 g

A car accelerated from 88 feet per second (fps) to 220 fps in exactly 3 seconds. Assuming the acceleration was constant, what was the car's acceleration, in feet per second

A gas company charges $0.4544 for each therm used. A home used 39.3 therms in a month. How much will the gas company charge for that month?

The length of the hypotenuse, line segment \( c \), in right triangle \( \triangle \) is 25 cm. The length of line segment adjacent to angle \( C \)

The generator of a vapor absorption refrigeration system uses steam at 3 bar pressure with an 85% dryness fraction. The evaporator is maintained at -10°C, and the condenser rejects heat

A 2.75 molar aqueous solution of glucose has a density of 1.17 g/mL. What is the mass percentage (% m/m) of glucose in this solution? Glucose has a molar mass

Orally, ___ degrees or more is a fever. Under arm, ___ degrees or more is a fever. A. 101, 100 B. 99, 98 C. 103, 102 D. 98.6, 97.6

Determine the number of atoms of [tex]O[/tex] in 39.3 moles of [tex]Cr_3(PO_4)_2[/tex].

A concave spherical mirror has a radius of curvature of magnitude 20.4 cm. (a) Find the location of the image for the following object distances. (If there is no image

A 36.9 kg object is moving at a speed of 9.8 m/s. What is the magnitude of this object's momentum (in SI units)?

If an object weighs 4.50 lb on Earth, what would be its weight on a planet where the free-fall acceleration is 6.52 m/s²? A. 6.11 N B. 36.9 N C.