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A grocery store sells apples by the pound. If the price per

A grocery store sells apples by the pound. If the price per pound is increased by $1,$12 will buy 0.4 pounds less of apples than if the price remains at the current level. What is the current price per pound of apples at the grocery store? A. $4 B.$4.5 C. $5 D.$5.5 E. $6 I'm confused how to set ... by [email protected] Tue Mar 13, 2018 9:56 am Forum: Problem Solving Topic: A grocery store sells apples by the pound. If the price per Replies: 6 Views: 749 A grocery store sells apples by the pound. If the price per Problem Solving A grocery store sells apples by the pound. If the price per pound is increased by$1, $12 will buy 0.4 pounds less of apples than if the price remains at the current level. What is the current price per pound of apples at the grocery store? A.$4 B. $4.5 C.$5 D. $5.5 E.$6 I'm confused how to set ...

by [email protected]

Tue Mar 13, 2018 9:54 am
Forum: Problem Solving
Topic: A grocery store sells apples by the pound. If the price per
Replies: 6
Views: 749

When a dentist surveyed her 250 patients, 82% reported that

Problem Solving

When a dentist surveyed her 250 patients, 82% reported that they had brushed their teeth that day, 64% reported that they had flossed that day, and 52% reported that they had done both that day. How many of the dentistâ€™s patients reported that they had neither brushed nor flossed that day? A. 15 ...

by [email protected]

Tue Mar 13, 2018 9:48 am
Forum: Problem Solving
Topic: When a dentist surveyed her 250 patients, 82% reported that
Replies: 4
Views: 539

20 marbles were pulled out of a bag of only white marbles...

Problem Solving

20 marbles were pulled out of a bag only white marbles, painted black, and then put back in. Then another 20 marbles were pulled out, of which 1 was black, after which they were all returned to the bag. If the percentage of black marbles pulled out the second time represents their percentage in the...

by [email protected]

Mon Mar 12, 2018 10:35 am
Forum: Problem Solving
Topic: 20 marbles were pulled out of a bag of only white marbles...
Replies: 2
Views: 457

What is the ratio of y to x if (x + 3y) / ( x - y) = 3/4?

Problem Solving

What is the ratio of y to x if $$\frac{(x+3y)}{\left(x-y\right)}=\frac{3}{4}?$$ A) -15/4 B) -5/3 C) -1/15 D) 3/5 E) 15/1 The OA is C . Experts, additionally to the algebraic solution, is there another approach to solve this PS question? Thanks! Well, I see '15' coming up repeatedly in the answer ch...

by [email protected]

Mon Mar 12, 2018 10:32 am
Forum: Problem Solving
Topic: What is the ratio of y to x if (x + 3y) / ( x - y) = 3/4?
Replies: 2
Views: 379

In a certain game, you perform three tasks. you flip a...

re:

In a certain game, you perform three tasks. You flip a quarter, and success would be heads. You roll a single die, and success would be a six. You pick a card from a full playing-card deck, and success would be picking a spades card. If exactly one of these three tasks is successful, then you win t...

by [email protected]

Mon Mar 12, 2018 10:27 am
Forum: Problem Solving
Topic: In a certain game, you perform three tasks. you flip a...
Replies: 2
Views: 1026

Within 20 years it will probably be possible to identify

Critical Reasoning

Within 20 years it will probably be possible to identify the genetic susceptibility an individual may have toward any particular disease. Eventually, effective strategies will be discovered to counteract each such susceptibility. Once these effective strategies are found, therefore, the people who ...

by [email protected]

Fri Mar 09, 2018 9:23 am
Forum: Critical Reasoning
Topic: Within 20 years it will probably be possible to identify
Replies: 2
Views: 723

Within 20 years it will probably be possible to identify

Critical Reasoning

Within 20 years it will probably be possible to identify the genetic susceptibility an individual may have toward any particular disease. Eventually, effective strategies will be discovered to counteract each such susceptibility. Once these effective strategies are found, therefore, the people who ...

by [email protected]

Fri Mar 09, 2018 9:20 am
Forum: Critical Reasoning
Topic: Within 20 years it will probably be possible to identify
Replies: 2
Views: 723

Although the pesticides used in nearby fields are the primar

Critical Reasoning

Although the pesticides used in nearby fields are the primary cause of pollution in the Ellenville River, researchers believe that increased automobile traffic in the immediate vicinity is a contributing cause, since nearly all water samples taken from the river show signs of contamination from veh...

by [email protected]

Fri Mar 09, 2018 9:13 am
Forum: Critical Reasoning
Topic: Although the pesticides used in nearby fields are the primar
Replies: 1
Views: 562

Steve traveled the first 2 hours of his journey...

Problem Solving

Steve traveled the first 2 hours of his journey at 40 mph and the remaining 3 hours of his journey at 80 mph. What is his average speed for the entire journey? A. 60 mph B. 56.67 mph C. 53.33 mph D. 64 mph E. 66.67 mph The OA is D . I'm confused by this PS question. Experts, any suggestion, please?...

by [email protected]

Thu Mar 08, 2018 12:12 pm
Forum: Problem Solving
Topic: Steve traveled the first 2 hours of his journey...
Replies: 4
Views: 804

In the figure below, AB is the chord of a circle...

Problem Solving

In the figure below, AB is the chord of a circle with center O. AB is extended to C such that BC = OB. The straight line CO is produced to meet the circle at D. If ACD = y degrees and AOD = x degrees such that x = ky, then the value of k is? https://s18.postimg.org/ip716md1x/probpic.jpg A. 3 B. 2 C...

by [email protected]

Thu Mar 08, 2018 12:02 pm
Forum: Problem Solving
Topic: In the figure below, AB is the chord of a circle...
Replies: 1
Views: 516

What is the least possible product of 4 different . . .

Problem Solving

What is the least possible product of 4 different integers, each of which has a value between â€“5 and 10, inclusive? (A) â€“5040 (B) â€“3600 (C) â€“720 (D) â€“600 (E) â€“120 [spoiler]OA=B[/spoiler]. Hello, I have this doubt, how can I determine the correct option? Why are all the answers negative?...

by [email protected]

Tue Mar 06, 2018 11:09 am
Forum: Problem Solving
Topic: What is the least possible product of 4 different . . .
Replies: 3
Views: 1276

If x is a positive number and 1/2 the square root

Problem Solving

If x is a positive number and 1/2 the square root of x is equal to 2x, then x = A. 1/16 B. 1/4 C. 1/2 D. 2 E. 8 [spoiler]OA=A[/spoiler]. How can I solve this PS question? Should I try number by number? We could also back-solve. First, we know that if we're taking the square root of a number, and th...

by [email protected]

Tue Mar 06, 2018 11:04 am
Forum: Problem Solving
Topic: If x is a positive number and 1/2 the square root
Replies: 3
Views: 556

Which one of the following most logically completes the argu

Critical Reasoning

Advertisers have learned that people are more easily encouraged to develop positive attitudes about things toward which they originally have neutral or even negative attitudes if those things are linked, with pictorial help rather than exclusively through prose, to things about which they already h...

by [email protected]

Tue Mar 06, 2018 10:56 am
Forum: Critical Reasoning
Topic: Which one of the following most logically completes the argu
Replies: 1
Views: 525

A newly discovered painting on wooden panel by Michelangelo

Critical Reasoning

A newly discovered painting on wooden panel by Michelangelo must have been completed after 1507 but before 1509. It cannot have been painted earlier than 1507 because one of its central figures carries a coin that was not minted until that year. It cannot have been painted after 1509 because it con...

by [email protected]

Sun Mar 04, 2018 11:08 am
Forum: Critical Reasoning
Topic: A newly discovered painting on wooden panel by Michelangelo
Replies: 1
Views: 714