The (a)largest European (b)type of newt grows to about seven inches, (c)while the largest American type, the California newt, (d) it grows to about six inches. (e)No error
If (X+Y)^2=X^2+Y^2, which of the following statements must also be true?
Answer is E
The quantity can be expressed as . If , then and . Since , either or or both. Therefore, statement must be true, but statement , , is not always true. For statement , you can write , and since , it follows that . Therefore, both statements and must be true.
There has been little ------- criticism written about de la Mare; indeed, that which has been written is at the two extremes, either appallingly ------- or bitterly antagonistic.
In triangle , the length of side is and the length of side is . Which of the following could be the length of side.
Every student who studies art in a certain school receives exactly one of the grades A, B, C, or D. If 1/5 of the students receive A’s, 1/4 receive B’s, 1/2 receive C’s, 10 and students receive D’s, how many students in the school study art?
Answer is (D)
The students who receive A’s, B’s, and C’s account for 1/5+1/4+1/2 of the students, that is 19/20, This leaves 1/20 of the students receiving D’s. You know that 10 students receive D’s, so 10 is 1/20 of the total. This means that the total number of students is 10 times 20, or 200. .
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