Solve Problems Using Systems of Linear Equations
-Jamil Always Throws $\$ 10.20$

question 33

Multiple Choice

Solve Problems Using Systems of Linear Equations
-Jamil always throws loose change into a pencil holder on his desk and takes it out every two weeks. This time it is all nickels and dimes. There are 9 times as many dimes as nickels, and the value of the dimes is $\$ 10.20$ more than the value of the nickels. How many nickels and dimes does Jamil have?

• A) 12 nickels and 108 dimes
• B) 13 nickels and 117 dimes
• C) 11 nickels and 99 dimes
• D) 108 nickels and 12 dimes

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Definitions:

Day of Week

Indicates one of the seven named divisions in a week, ranging from Sunday to Saturday.

Interaction Effect

In statistics, it refers to a situation in which the effect of one independent variable on a dependent variable changes depending on the level of another independent variable.

Marginal Mean

The mean of the subset of observations that contribute to the marginal total, providing insight into specific group effects within a larger dataset.

Factorial Designs

Experimental designs used to evaluate the effects of two or more factors by varying them simultaneously and systematically.