WITH RATIONALESALREADY GRADED A

WITH RATIONALES|ALREADY GRADED A

Sam and Edna have 56 marbles together. Edna has 6 times more marbles than Sam. How many marbles does Sam have?

• 8
• 12
• 32
• 46
• 49
• None of these - CORRECT ANSWERS-The correct answer is (A). If Edna has 6 times more marbles than

Sam, we can define Sam as X and Edna as 6X, and build the following equation: X+6X=56, therefore X=8.17 out of 20 lung diseases are curable; what is the percentage of lung diseases that are curable?

A. 17%

B. 72%

C. 85%

D. 87%

E. 90%

• None of these - CORRECT ANSWERS-The correct answer is (C). In order to find out how much is 17 out

of 20 in percentage, we need to reach a denominator of 100 (a percent is simply a fraction with a denominator of 100). In order to do this we multiply the fraction 17/20 by 5 and reach 85/100 which is 85%.

AFFLUENT WEALTHY - The meanings of these words are:

• Similar
• Contradictory
• Neither similar nor contradictory - CORRECT ANSWERS-The correct answer is (A). Both affluent and

wealthy mean having a great deal of resources or money. Therefore, the words are similar in meaning. 1 / 4

If the first two statements are true, is the final statement true? Fair haired dogs live longer than black haired ones. Rocco is a fair haired dog. Rocco will live longer than Bonzo.

• Yes
• No
• Uncertain - CORRECT ANSWERS-The correct answer is (C). Because we do not know what kind of hair

Bonzo has, we cannot know anything about his life span compared to Rocco. Therefore, the statement is uncertain.START is the opposite of...

• Source
• Inception
• Conclusion
• Initiation
• Origin - CORRECT ANSWERS-The correct answer is (C). Start means "to begin," so the antonym is

conclusion. Inception and origin are synonyms. Source is not related. Therefore, the correct answer is conclusion.IMPERIOUS is the opposite of...

• Arrogant
• Moody
• Subservient
• Quiet
• Stormy - CORRECT ANSWERS-The correct answer is (C). The word imperious describes an arrogantly

domineering or overbearing person while a subservient person is extremely compliant and submissive.How many of the six pairs listed below are exact duplicates?

3356 3356

87878 87978

909152 989152 2 / 4

7776145 7776145

865656 865656

71829 71829

• 1
• 2
• 3
• 4
• 5 - CORRECT ANSWERS-The correct answer is (D). The exact duplicates are: 3356; 7776145; 865656;

71829 In the following set of words, which word is different from the others? A. Solemn

• Archaic
• Grave
• Mirthless
• Serious - CORRECT ANSWERS-The correct answer is (B). Archaic is a word used to describe something

that belongs to an earlier period of time, while the other words are used to describe sad and gloomy states of mind or facial expressions.How many of the five pairs listed below are exact duplicates?

123A3 122A3

LLO8761 LLO8761

KKA3213 KKA3233

ORR13726B ORR13726B

12AB12AB1 12AB1AB121

• 1

B. 2 3 / 4

• 3
• 4
• 5 - CORRECT ANSWERS-The correct answer is (B). The exact duplicates are: LLO8761, ORR13726B

If the first two statements are true, is the final statement true?All dogs have a brown leg.Barky has a brown leg.Barky is a dog.

• True
• False
• Uncertain - CORRECT ANSWERS-The correct answer is (C). The fact that every dog has a brown leg

doesn't mean that each creature with brown leg is a dog.John's monthly salary is $7,000. If John deposits 0.75 of his paycheck into a savings account. How much money does he put in his savings account every month?

A. $4,240

B. $4,250

C. $5,250

• $ 6,250 - CORRECT ANSWERS-The correct answer is (C). In order to find how much money he puts in

his savings account, we need to find how much is 0.75 of $7,000:

(75/100)×7000 = $5,250.

Solving Tip:

If multiplying 7,000 × 0.75 seems to be a bit too difficult, we can also use estimations and eliminate wrong answer choices. Let's round 0.75 down to 0.70, while keeping in mind that the correct answer must be slightly larger than the result.7,000×0.70=

• / 4