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A car starts from \(X\) and moves towards \(Y.\) At the same time another car starts from \(Y\) and moves towards \(X.\)

A car starts from \(X\) and moves towards \(Y.\) At the same time another car starts from \(Y\) and moves towards \(X.\) Both travel at a constant speed and meet after \(4\) hours. During that time, the faster car traveled \(2/3\) of the distance \(XY.\) How long would it take the slower car to trav...


Is the total of the sales prices of \(3\) products greater than \(\$23?\)

Is the total of the sales prices of \(3\) products greater than \(\$23?\)

1) The price of the cheapest of the \(3\) products is at least \($8\)
2) The price of the second cheapest of the \(3\) products is at least \($12\)

The OA is D


Runners \(X\) and \(Y\) started an \(18\)-mile race at the same time. Runner \(X\) completed the course in \(6\) hours,

Runners \(X\) and \(Y\) started an \(18\)-mile race at the same time. Runner \(X\) completed the course in \(6\) hours, and Runner \(Y\) finished \(2\) hours earlier. Runner \(Y\) ran an average of how many miles per hour faster than Runner \(X?\) A. \(1\) B. \(1\dfrac{1}{2}\) C. \(2\dfrac{1}{4}\) D...


Probability

How many times was a fair coin tossed?

1) If the coin has been tossed \(4\) times fewer, the probability of getting heads on every toss would have been \((1/8)\)

2) When a coin is tossed a number of times, the number of different possible sequences of heads and tails is \(128\)

The OA is D

by swerve

Sun Oct 13, 2024 8:19 am
Forum: Data Sufficiency
Topic: Probability
Replies: 0
Views: 194

Probability

Salesperson A has already called \(45\) of the \(120\) names on her list of prospects. If salesperson \(B\) picks a prospect at random from the same list, what is the probability that the prospect has not yet received a call from salesperson \(A?\) A. \(0.375\) B. \(0.45\) C. \(0.55\) D. \(0.625\) E...

by swerve

Sun Oct 13, 2024 8:10 am
Forum: Problem Solving
Topic: Probability
Replies: 0
Views: 119

A barrel contains only red balls, white balls, and brown balls. If two balls are selected at random without replacing

A barrel contains only red balls, white balls, and brown balls. If two balls are selected at random without replacing each ball, what is the probability that two brown balls will be selected? 1) The probability that one ball selected at random is either red or white is \(\dfrac{2}{3}\) 2) There are ...


Probability

A fair coin is tossed, and a fair six-sided die is rolled. What is the probability that the coin come up heads and the die will come up \(1\) or \(2?\)

A. \(1/2\)
B. \(1/3\)
C. \(1/4\)
D. \(1/6\)
E. \(1/12\)

The OA is D

by swerve

Sun Oct 13, 2024 7:54 am
Forum: Problem Solving
Topic: Probability
Replies: 0
Views: 124

Arithmetic

One inch equals \(2.54\,\text{cm}.\) How many centimeters tall is a \(76\) inch man?

A. \(20\,\text{cm}\)
B. \(29.92\,\text{cm}\)
C. \(193.04\,\text{cm}\)
D. \(300.04\,\text{cm}\)
E. \(593.04\,\text{cm}\)

The OA is C

by swerve

Fri Oct 04, 2024 5:13 pm
Forum: Problem Solving
Topic: Arithmetic
Replies: 0
Views: 236

Arithmetic, Fractions and Ratios

Which school out of school \(A\) and school \(B\) has greater number of boys?

1) Ratio of boys to girls in school \(A\) is less than ratio of boys to girls in school \(B\)

2) Girls in school \(A\) are more than girls in school \(B\)

The OA is E

by swerve

Fri Oct 04, 2024 5:04 pm
Forum: Data Sufficiency
Topic: Arithmetic, Fractions and Ratios
Replies: 0
Views: 207

Arithmetic, Number Properties

What is the sum of all the odd integers between \(100\) and \(302?\)

A. \(10,150\)
B. \(20,150\)
C. \(20,301\)
D. \(40,301\)
E. \(45,301\)

The OA is C

by swerve

Fri Oct 04, 2024 4:57 pm
Forum: Problem Solving
Topic: Arithmetic, Number Properties
Replies: 0
Views: 191

Percent and Interest Problems

A man spends \(20\%\) of his income on house rent, \(25\%\) of the remaining income on food, and \(30\%\) of his total income on conveyance, and saves the rest. If he invested \(40\%\) of his savings in shares, how many shares did he purchase? 1) He spends \(\$80\) on his food 2) He purchased shares...

by swerve

Sun Sep 29, 2024 11:34 am
Forum: Data Sufficiency
Topic: Percent and Interest Problems
Replies: 0
Views: 489

Fractions and Ratios, Percent and Interest Problems, Probability

\(S\) and \(R\) are two beehives where \(S\) contains more bees than that of \(R.\) The honey in these hives is gathered only by the worker - bees and the hive is maintained by the remaining bees. Is the average honey collected per bee in the hive greater in hive \(R'\) as compared to hive \(S?\) 1)...

by swerve

Sun Sep 29, 2024 11:26 am
Forum: Problem Solving
Topic: Fractions and Ratios, Percent and Interest Problems, Probability
Replies: 0
Views: 330

Combinations

Families in which some members argue with each other compete for a chance to appear on Barry Wringer’s TV show. The greater the percentage of family members who argue with each other, the greater the family’s chances of appearing on Wringer’s show. If the Brown family and the Gonzales family both ha...

by swerve

Sun Sep 22, 2024 9:23 am
Forum: Data Sufficiency
Topic: Combinations
Replies: 0
Views: 1159

Combinations

Claudia can choose any two of four different candles and any \(8\) of \(9\) different flowers for a centerpiece arrangement. Given these choices, how many candle + flower groupings can she select?

A. \(54\)
B. \(72\)
C. \(96\)
D. \(144\)
E. \(432­\)

The OA is A

by swerve

Sun Sep 22, 2024 9:16 am
Forum: Problem Solving
Topic: Combinations
Replies: 0
Views: 893

Combinations

If \(3\) members are to be selected from a group of \(x\) members then what is the value of \(x?\) 1) If team of \(3\) members is selected from the group of \(x\) members then \(30\) different combinations of \(3\) members can be formed with \(2\) specific members never being together on the team 2)...

by swerve

Sun Sep 22, 2024 9:07 am
Forum: Data Sufficiency
Topic: Combinations
Replies: 0
Views: 951