From Questions to Solutions

A 2490 kg truck traveling north at 42.6 km/hr turns east and accelerates to 81.8 km/hr. What is the change in kinetic energy of the truck? A. 12.3 kJ B.

A 100.0-g sample of a compound is made up of 35.9 g of aluminum and 64.1 g of sulfur. The empirical formula of the compound is: A. AIS B. Al₂S₃

Jelly has nine pieces of ribbon. She recorded the length of each piece in the line plot shown. What is the total length of the three longest pieces of ribbon?

Given that the heat evolved in calories per gram of a cement mixture is normally distributed with a mean of 99.8 and a standard deviation of 5.2, calculate the probability

Exponential function [tex] f [/tex] is represented by the table: [tex] \begin{array}{c|ccccc} x & -2 & -1 & 0 & 1 & 2 \\ \hline f(x) & -46 & -22

Select the correct answer. Consider the given function of an arithmetic sequence: [tex]f(n) = 7n - 3[/tex]. What is the [tex]8^{\text{th}}[/tex] term of the sequence? A. 46 B. 60 C.

A 0.26 kg mass is attached to a light spring with a force constant of 35.9 N/m and set into oscillation on a horizontal frictionless surface. If the spring is

Emilie has a drawer full of colored ribbons. The probability of randomly selecting a green ribbon is 84%. Which of the following describes the likelihood of selecting a green ribbon?

Pablo started to run on a setting timer for 89 minutes. The display says that he has finished 43% of his run. How many minutes have gone by? Round your

An aluminum cylinder has a diameter of 2.50 cm, a length of 8.00 cm, and a density of 2.70 g/cm\(^3\). Calculate its volume in cm\(^3\). A. 62.8 B. 39.3 C.

Estimate the median age of a group of males. A. 39.4 B. 40.5 C. 38.2 D. None of the above

Express the temperature, [tex]225 K[/tex], in degrees Celsius and in degrees Fahrenheit. 1) Celsius: ___°C 2) Fahrenheit: ___°F Options: 1) Celsius: ≈ 49.2°C, Fahrenheit: ≈ 300.56°F 2) Celsius: ≈ 152.35°C,

Which of the following sets of vital signs should be reported immediately? A. T-98.6, P-60, R-14, BP-120/60 B. T-102.4, P-100, R-32, BP-180/100 C. T-99.6, P-80, R-16, BP-132/70 D. T-97.6, P-82,

How much lead was emitted in 1970 from non-transportation sources? A. 220 tons B. 220, 000 tons C. 50, 000 tons D. 50 tons

A nugget of gold with a mass of 321 g is added to 15.5 mL of water. The water level rises to a volume of 36.6 mL. Based on these