## Search found 2251 matches

#### Arithmetic, Exponents

##### Arithmetic, Exponents

For which of the following values of $$n$$ is $$(-0.5)^n$$ the greatest?

A. $$5$$
B. $$4$$
C. $$3$$
D. $$2$$
E. $$1$$

The OA is D

by swerve

Sat Jun 15, 2024 3:11 pm
Forum: Problem Solving
Topic: Arithmetic, Exponents
Replies: 0
Views: 67

#### Geometry

##### Geometry

If $$wxyz ≠ 0$$, in what quadrant of the coordinate system above does point $$(x, y)$$ lie?

1) $$(x, z)$$ lies in quadrant I

2) $$(w, y)$$ lies in quadrant III

The OA is C

by swerve

Sat Jun 15, 2024 2:54 pm
Forum: Data Sufficiency
Topic: Geometry
Replies: 0
Views: 51

#### Exponents, Multiples And Factors

##### Exponents, Multiples And Factors

What is the greatest integer, $$k$$, such that $$5^k$$ is a factor of the product of the integers from $$1$$ through $$24$$, inclusive?

A. $$1$$
B. $$2$$
C. $$3$$
D. $$4$$
E. $$5$$

The OA is D

by swerve

Sat Jun 15, 2024 2:46 pm
Forum: Problem Solving
Topic: Exponents, Multiples And Factors
Replies: 0
Views: 108

#### Arithmetic

##### Arithmetic

A team played more than $$50$$ and less than $$60$$ matches in an entire year. Each match ended in either a win or a loss for this team. Did this team play more than $$55$$ matches in that year? 1) The team won $$2/3$$ of the first $$1/3$$ of its matches played during the year 2) Out of its latter h...

by swerve

Sun Jun 09, 2024 2:12 pm
Forum: Data Sufficiency
Topic: Arithmetic
Replies: 0
Views: 111

#### Arithmetic, Number Properties

##### Arithmetic, Number Properties

If $$3^k$$ is a divisor of the product of all even integers between $$2$$ and $$30$$ (inclusive), what is the maximum value of $$k?$$

A. $$4$$
B. $$6$$
C. $$10$$
D. $$13$$
E. $$14$$

The OA is B

by swerve

Sun Jun 09, 2024 2:05 pm
Forum: Problem Solving
Topic: Arithmetic, Number Properties
Replies: 0
Views: 101

#### Arithmetic, Distance And Speed Problems

##### Arithmetic, Distance And Speed Problems

Truck $$T_1$$ gives an average of $$M_1$$ miles per gallon of petrol while truck $$T_2$$ gives an average of $$M_2$$ miles per gallon of petrol. Both trucks travelled from a city to another, covering a distance of $$1200$$ miles each in this process. What is the difference in the number of gallons o...

by swerve

Sun Jun 09, 2024 1:55 pm
Forum: Data Sufficiency
Topic: Arithmetic, Distance And Speed Problems
Replies: 0
Views: 56

#### Arithmetic

##### Arithmetic

Ten years ago, the average age of a couple was $$27$$ years old. Today also the average age of the couple and their baby is $$27$$ years old. Find the present age of the baby.

A. $$4$$
B. $$3$$
C. $$2$$
D. $$5$$
E. $$7$$

The OA is E

by swerve

Sun Jun 09, 2024 1:43 pm
Forum: Problem Solving
Topic: Arithmetic
Replies: 1
Views: 85

#### Percent And Interest Problems

##### Percent And Interest Problems

If the current price per gallon of gas were to be decreased by approximately $$25$$ percent, $$10$$ more gallons could be bought for $$\66.$$ What is the current price per gallon of gas?

A. $$\1.45$$
B. $$\1.65$$
C. $$\1.80$$
D. $$\2.20$$
E. $$\2.40$$

The OA is D

by swerve

Sun Jun 02, 2024 8:03 am
Forum: Problem Solving
Topic: Percent And Interest Problems
Replies: 0
Views: 121

#### Distance And Speed Problems

##### Distance And Speed Problems

A man travelled from one city to another. What is the distance between the two cities? 1. He travelled the first $$1/4$$ of his distance at a uniform speed of $$15$$ miles per hour. Thereafter, he increased his speed to $$20$$ miles per hour 2. The time for which he travelled at $$20$$ miles per hou...

by swerve

Sun Jun 02, 2024 7:54 am
Forum: Data Sufficiency
Topic: Distance And Speed Problems
Replies: 0
Views: 72

#### Percent And Interest Problems

##### Percent And Interest Problems

In a certain city, the average income for a family of four rose from $$\12,200$$ in $$1980$$ to $$\16,300$$ in $$1986.$$ This represents an increase of approximately

A. $$4\%$$
B. $$25\%$$
C. $$33 1/3 \%$$
D. $$40\%$$
E. $$60\%$$

The OA is C

by swerve

Sun Jun 02, 2024 7:42 am
Forum: Problem Solving
Topic: Percent And Interest Problems
Replies: 0
Views: 109

#### Coordinate Geometry

##### Coordinate Geometry

In a rectangular coordinate system, what is the area of a rectangle whose vertices have the coordinates $$(-4, 1), (1, 1), (1, -3)$$ and $$(-4, -3)?$$

A. $$16$$
B. $$20$$
C. $$24$$
D. $$25$$
E. $$30$$

The OA is B

by swerve

Sat May 25, 2024 9:58 am
Forum: Problem Solving
Topic: Coordinate Geometry
Replies: 0
Views: 161

#### Coordinate Geometry

##### Coordinate Geometry

Does the parabola $$y=mx^2+4mnx+4n,$$ where $$m$$ and $$n$$ are constants, intersect the $$x$$-axis?

1. $$mn > 1$$

2. $$m > n$$

The OA is A

by swerve

Sat May 25, 2024 9:46 am
Forum: Data Sufficiency
Topic: Coordinate Geometry
Replies: 0
Views: 142

#### Coordinate Geometry

##### Coordinate Geometry

What is the shortest distance between the following $$2$$ lines: $$x + y = 3$$ and $$2x + 2y = 8?$$

A. $$0$$
B. $$1/4$$
C. $$1/2$$
D. $$\sqrt{2}/2$$
E. $$\sqrt{2}/4$$

The OA is D

by swerve

Sat May 25, 2024 9:35 am
Forum: Problem Solving
Topic: Coordinate Geometry
Replies: 0
Views: 132

#### Distance Problems

##### Distance Problems

A stretch of land measuring $$50 \text{ m}$$ in length is covered with wall on sides. If $$2*2 *2 \text{ m}$$ boxes are to placed at equal interval of $$5\text{ m}$$ from each other and at least $$5 \text{ m}$$ from the walls, how many boxes can be placed in entire length of $$50\text{ m}?$$ A. $$6\... by swerve Sun May 19, 2024 2:17 pm Forum: Problem Solving Topic: Distance Problems Replies: 0 Views: 141 #### Word Problems ###### Data Sufficiency ##### Word Problems Did Jennifer spend more than \(x$$ dollars at her favorite sushi restaurant, including the tip?

1) Jennifer left a tip equal to $$20$$ percent of the cost of the meal

2) Jennifer's meal cost $$(x - 10)$$ dollars excluding the tip

The OA is E

by swerve

Sun May 19, 2024 2:01 pm
Forum: Data Sufficiency
Topic: Word Problems
Replies: 0
Views: 176