Mia spent 4 hours studying for an exam, and she received an…

Mia spent 4 hours studying for an exam, and she received an A on the exam. Normally, she would have spent that time watching TV instead of studying. Mia figures she could have made a B after studying only 2.00 hours, but she really wanted an A. What is Mia’s marginal cost in terms of TV viewing to move from a B to an A on the exam?

Determine which of the following properties is illustrated i…

Determine which of the following properties is illustrated in each of the following equations. Write your answer choice in your work.  1)     3+(9+7) = (3+9)+7a)   commutative property of multiplicationb)   associative property of multiplicationc)   distributive propertyd)   associative property of additione)   commutative property of addition 2)     7(12-9) = 7(12)-7(9)a)   commutative property of multiplicationb)   associative property of multiplicationc)   distributive propertyd)   associative property of additione)   commutative property of addition    

A biologist uses an electron microscope to determine the dia…

A biologist uses an electron microscope to determine the diameter of one Aurantimicrobium minutum, which is one of the smallest known bacteria that lives in river systems. The biologist determines that the width is 1.5 x 10-4 millimeters. What is this diameter, written using standard form?

The Texas Commission on Environmental Quality (TCEQ) reporte…

The Texas Commission on Environmental Quality (TCEQ) reported that the total Texas annual landfill disposal for 2021 was approximately 41,300,000 tons of solid waste. The population in Texas in 2021 was approximately 31,300,000 people. Determine the garbage per capita (per person) in that country in the year. (Use scientific notation. Round to two decimal places as needed.)