<p>MATH
1. There are 6 red, 6 brown, 6 yellow, and 6 gray scarves packaged in 24 identical, unmarked boxes, 1 scarf per box. What is the least number of boxes that must be selected in order to be sure that among the boxes selected 3 or more contain scarves of the same color?
A) 3
B) 6
C) 7
D) 8
E) 9
The answer is E. Can you explain why?</p>
<ol>
<li>Gregory must inspect 12 working devices, labled alphabetically from A and L, that are arranged in a linear array. He must start with device A and proceed alphabetically, returning to the beginning and repeating the process after inspecting device L, stopping when he encounters a defective device. If the first defective device he encounters is device D, which of the following could be the total number of devices that Gregory inspects, including the defective one?
A) 64
B) 68
C) 72
D) 74
E) 78
I dont know the answer and how to solve the problem!! Please help!</li>
</ol>
<p>WMC
1. (My grandson thinks he can cook better than any other person at the fair; and he) has the blue ribbons to prove it.
A) My grandson thinks he can cook better than any other person at the fair; and he
B) My grandson thinks he can cook better than any other person at the fair, and he
C) Thinking he can cook better than any other person at the fair, my grandson</p>
<p>The answer is B, but isnt C possible as well?</p>
<ol>
<li>Every year, toy manufactures (gather) groups of children into playrooms, observing their choices of toys (as predicting) (which) new products will become the (most popular). (No error)</li>
</ol>
<p>The answer is (as predicting), why is it wrong? Can you explain why?</p>
<ol>
<li>Paul Ecke, flower grower and hybridizer, (became) (known as) Mr. Poinesettia after developing new varieties of the flower and (by pioneering) it (as a living symbol) of Christmas. (No error)</li>
</ol>
<p>The answer is (by pioneering), can you explain why it is wrong?</p>
<ol>
<li>Electronic bulletin boards, combining the convenience of a telephone with the massive information storage capacity of a computer, present messages on (diverse subjects as) astronomy, artificial intelligence, and skydiving.
A) diverse subjects as
B) diverse subjects that are
C) subjects as diverse as</li>
</ol>
<p>The answer is C, but I choose C! Can you explain why it is wrong and the error type of the question?</p>
<p>These questions are official sat practice test from 2004-05! Thanks for reading this</p>