Solve the Problem $19 - 13 - 9 - 20 - 8$

question 47

Multiple Choice

Solve the problem.
-Rose's work ID is based on her last name, Smith, and her code number is $19 - 13 - 9 - 20 - 8$ , written as 19139208. If Jen's ID is an 8-digit palindrome, say a - b - cd - e - $\mathrm { f } - \mathrm { gh }$ , which satisfies the given conditions, what is Jen's last name?
$\begin{array} { l } 2 ( a + h ) = d + e ; \\a \times b \times h = d ; \\b + c = a ; \\a \neq b \neq d ;\end{array}$
the sum of the digits is 16 ;
$c = b ; e = 4 \text {; }$
Jen's last name starts with a letter in the first half of the alphabet.

• A) Andal
• B) Rundal
• C) Mandal
• D) Bandal

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Definitions:

Randomized Block Design

A statistical design for experiments that aims to reduce variation by grouping subjects that are similar into blocks before randomly assigning treatments.

Extraneous Factors

Variables that affect the outcome of an experiment, though they are not the variables being studied.

Quantitative Populations

Groups or sets of entities or individuals that can be measured numerically, focusing on measurable quantities over qualitative attributes.

Average Crop Yield

The mean quantity of a crop produced per unit area over a specified period or season.