## Search found 2309 matches

#### Packet $$A$$ contains a mixture of salt and sugar and Packet $$B$$ contains a mixture of salt and pepper. When the

##### Packet $$A$$ contains a mixture of salt and sugar and Packet $$B$$ contains a mixture of salt and pepper. When the

Packet $$A$$ contains a mixture of salt and sugar and Packet $$B$$ contains a mixture of salt and pepper. When the contents of the two packets are mixed in a bowl, the resultant mixture weighs $$400$$ grams and contains $$25\%$$ sugar. How many grams of salt are contained in Packet $$B?$$ 1) One-thi...

#### When the speed of a train is increased by $$20\%,$$ it takes $$20$$ min less to cover the same distance. What is the

##### When the speed of a train is increased by $$20\%,$$ it takes $$20$$ min less to cover the same distance. What is the

When the speed of a train is increased by $$20\%,$$ it takes $$20$$ min less to cover the same distance. What is the time taken to cover the same distance with the actual speed?

A. $$1$$ hour $$10$$ min
B. $$1$$ hour $$15$$ min
C. $$2$$ hours
D. $$2$$ hour $$50$$ min
E. $$3$$ hours

OA C

#### There are two solutions, $$A$$ and $$B$$ of spirit and water. The ratio of spirit and water in solution $$A$$ is

##### There are two solutions, $$A$$ and $$B$$ of spirit and water. The ratio of spirit and water in solution $$A$$ is

There are two solutions, $$A$$ and $$B$$ of spirit and water. The ratio of spirit and water in solution $$A$$ is $$3{:}4$$ and $$4{:}5$$ in solution $$B,$$ if $$28$$ litre of solution is taken from $$A$$ and added to Solution $$B,$$ what will be the final concentration of spirit in solution $$B.$$ 1...

#### Keiko walks once around a track at exactly the same constant speed every day. The sides of the track are straight, and

##### Keiko walks once around a track at exactly the same constant speed every day. The sides of the track are straight, and

Keiko walks once around a track at exactly the same constant speed every day. The sides of the track are straight, and the ends are semicircles. The track has width $$6$$ meters, and it takes her $$36$$ seconds longer to walk around the outside edge of the track than around the inside edge. What is ...

#### If each of the segments marked on the board above is of equal length, and if $$x$$ and $$y$$ represent the indicated

##### If each of the segments marked on the board above is of equal length, and if $$x$$ and $$y$$ represent the indicated

2016-08-31_1640.png If each of the segments marked on the board above is of equal length, and if $$x$$ and $$y$$ represent the indicated lines on the board, then what is the distance between $$x$$ and $$y?$$ (There are $$12$$ inches in a foot). 1. The board is five feet long 2. $$x$$ is $$18$$ inch...

#### At the Gymnastics Club's annual car wash, it takes $$M$$ minutes to wash $$C$$ cars. At this rate, in terms of $$M,$$

##### At the Gymnastics Club's annual car wash, it takes $$M$$ minutes to wash $$C$$ cars. At this rate, in terms of $$M,$$

At the Gymnastics Club's annual car wash, it takes $$M$$ minutes to wash $$C$$ cars. At this rate, in terms of $$M,$$ how many hours will it take the club to wash $$5C$$ cars?

A. $$M/3$$
B. $$M/5$$
C. $$M/12$$
D. $$3M$$
E. $$5M$$

OA C

#### The symbol $$\Delta$$ represents one of the following operations: addition, subtraction, multiplication, or division.

##### The symbol $$\Delta$$ represents one of the following operations: addition, subtraction, multiplication, or division.

The symbol $$\Delta$$ represents one of the following operations: addition, subtraction, multiplication, or division. What is the value of $$1 \Delta 5?$$

1. $$x \Delta (x \Delta x) = x$$ for $$x \neq 0$$
2. $$2 \Delta 2 = 0$$

OA B

#### $$\dfrac{59.376 * 7.094}{31.492 * 6.429}$$ is approximately equal to which of the following?

##### $$\dfrac{59.376 * 7.094}{31.492 * 6.429}$$ is approximately equal to which of the following?

$$\dfrac{59.376 * 7.094}{31.492 * 6.429}$$ is approximately equal to which of the following?

A. $$0.02$$
B. $$0.2$$
C. $$2$$
D. $$20$$
E. $$200$$

OA C

#### A jar contains exactly $$100$$ marbles; each marble contains exactly $$2$$ colors. Forty-three of the marbles are

##### A jar contains exactly $$100$$ marbles; each marble contains exactly $$2$$ colors. Forty-three of the marbles are

A jar contains exactly $$100$$ marbles; each marble contains exactly $$2$$ colors. Forty-three of the marbles are part-green and $$21$$ of the marbles are part-red. If $$3$$ marbles are to be selected at random, what is the probability that at least $$2$$ of them contain no blue? 1. $$61$$ of the ma...

#### A point is randomly chosen inside the unit square $$ABCD$$ such that angle $$APB$$ is equal to $$x.$$ What is the

##### A point is randomly chosen inside the unit square $$ABCD$$ such that angle $$APB$$ is equal to $$x.$$ What is the

A point is randomly chosen inside the unit square $$ABCD$$ such that angle $$APB$$ is equal to $$x.$$ What is the probability that angle $$x$$ is obtuse?

A. $$0.1$$
B. $$0.2$$
C. $$0.3$$
D. $$0.4$$
E. $$0.5$$

OA D

#### A class contains boys and girls. What is the probability of selecting a boy from a class?

##### A class contains boys and girls. What is the probability of selecting a boy from a class?

A class contains boys and girls. What is the probability of selecting a boy from a class?

1) There are $$35$$ students in the class

2) The ratio of boys to girls is $$3{:}4$$

OA B

#### Cena has a bag of $$6$$ candies, $$4$$ of which are sweet $$\&$$ $$2$$ of which are sour. Cena picks two candies

##### Cena has a bag of $$6$$ candies, $$4$$ of which are sweet $$\&$$ $$2$$ of which are sour. Cena picks two candies

Cena has a bag of $$6$$ candies, $$4$$ of which are sweet $$\&$$ $$2$$ of which are sour. Cena picks two candies simultaneously $$\&$$ at random. What is the chance that exactly $$1$$ of the candies he has picked is sour?

A. $$3/5$$
B. $$7/18$$
C. $$8/15$$
D. $$4/10$$
E. $$5/12$$

OA C

#### If $$n$$ is a positive integer, which of the following must be even?

##### If $$n$$ is a positive integer, which of the following must be even?

If $$n$$ is a positive integer, which of the following must be even?

A. $$(n − 1)( n + 1)$$
B. $$(n − 2)( n + 1)$$
C. $$(n − 2)( n + 4)$$
D. $$(n − 3)( n + 1)$$
E. $$(n − 3)( n + 5)$$

OA B

by AAPL

Fri Aug 16, 2024 4:06 pm
Forum: Problem Solving
Topic: If $$n$$ is a positive integer, which of the following must be even?
Replies: 0
Views: 389

#### If $$\Delta$$ represents either ordinary division or ordinary multiplication, which does it represent?

##### If $$\Delta$$ represents either ordinary division or ordinary multiplication, which does it represent?

If $$\Delta$$ represents either ordinary division or ordinary multiplication, which does it represent?

1. $$3 \Delta 1 = 3$$

2. $$0 \Delta 3 = 0$$

OA E

#### If $$x$$ is an integer, which of the following must be an even integer?

##### If $$x$$ is an integer, which of the following must be an even integer?

If $$x$$ is an integer, which of the following must be an even integer?

A. $$(x+1)^2$$
B. $$(x+1)(x+2)$$
C. $$(x+1)(x+3)$$
D. $$(x+2)^2$$
E. $$(x+2)(x+4)$$

OA B

by AAPL

Fri Aug 16, 2024 3:45 pm
Forum: Problem Solving
Topic: If $$x$$ is an integer, which of the following must be an even integer?
Replies: 0
Views: 212