# What Do You Know About Writing Proportions?

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A proportion is simply a statement that two ratios are equal. It can be written in two ways: as two equal fractions a/b = c/d; or using a colon, a:b = c:d. The following proportion is read as "twenty is to twenty-five as four is to five."

• 1.

### A proportion is simply a statement of how many ratios that are equal?

• A.

One

• B.

Two

• C.

Three

• D.

Four

B. Two
Explanation
A proportion is a statement that equates two ratios. It compares two sets of numbers and states that they are equal. Therefore, a proportion consists of two ratios.

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• 2.

• A.

One

• B.

Two

• C.

Three

• D.

Four

B. Two
• 3.

### Proportion is a topic in which course?

• A.

Music

• B.

Mathematics

• C.

Literature

• D.

Sociology

B. Mathematics
Explanation
Proportion is a mathematical concept that deals with the relationship between two or more quantities. It is used to compare the size, quantity, or value of one thing to another. In mathematics, students learn how to solve proportion problems and understand the principles behind them. Therefore, the correct answer is Mathematics.

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• 4.

### Mathematics can be taught at .....?

• A.

School

• B.

Home

• C.

Church

• D.

Mosque

A. School
Explanation
Mathematics can be taught at school because it is a subject that requires structured learning and specialized instruction. Schools have trained teachers, curriculum, and resources specifically designed to teach mathematics effectively. Additionally, schools provide a conducive learning environment where students can engage in group activities, discussions, and hands-on learning experiences, which are essential for understanding and applying mathematical concepts. Teaching mathematics at school ensures that students receive a comprehensive education in this subject and have access to the necessary support and guidance to develop their mathematical skills.

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• 5.

### Who is not a scientist among them?

• A.

Wole Soyinka

• B.

Isaac Newton

• C.

Albert Einstein

• D.

Bill Nye

A. Wole Soyinka
Explanation
Wole Soyinka is not a scientist among them because he is a Nigerian playwright, poet, and essayist, known for his contributions to literature and activism. While Isaac Newton, Albert Einstein, and Bill Nye are all renowned scientists who have made significant contributions to their respective fields.

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• 6.

### Proportion has a relationship with ....

• A.

Decimal

• B.

Algebra

• C.

Indices

• D.

Percentage

B. Algebra
Explanation
Proportion has a relationship with algebra because algebraic equations often involve proportions. Proportions compare two ratios or fractions and are commonly represented using variables and unknowns. Algebra allows us to solve these equations and find the values of the unknowns. Therefore, understanding algebra is crucial in working with proportions and solving problems that involve them.

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• 7.

### Proportion also has to do with ....?

• A.

Ratio

• B.

Decimal

• C.

Percentage

• D.

Indices

A. Ratio
Explanation
Proportion is a mathematical concept that relates one quantity to another. It involves comparing two or more quantities and expressing their relationship. A ratio is a way to express this relationship, by comparing the quantities using division. Therefore, the correct answer is "ratio" because it is directly related to the concept of proportion.

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• 8.

### Mathematical proportions are often used by ..... to compare information.

• A.

Scientists

• B.

Artistes

• C.

Cleaner

• D.

Pastor

A. Scientists
Explanation
Mathematical proportions are often used by scientists to compare information. Scientists use proportions to analyze and interpret data, make predictions, and draw conclusions. They use mathematical formulas and ratios to establish relationships between different variables and determine the scale or magnitude of a phenomenon. Proportions help scientists quantify and understand complex systems and phenomena, allowing them to make informed decisions and advance knowledge in their respective fields.

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• 9.

### The cross products of the ratios are equal when how many ratios are equal?

• A.

One

• B.

Two

• C.

Three

• D.

Four

B. Two
Explanation
When two ratios are equal, their cross products will be equal as well. This is because the cross product of a ratio is the product of the numerator of one ratio and the denominator of the other ratio. Therefore, if two ratios are equal, their cross products will always be equal.

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• 10.

### Which of the following has to do with solving equations?

• A.

Creative Art

• B.

Mathematics

• C.

Music

• D.

Literature

B. Mathematics
Explanation
Mathematics is the correct answer because solving equations is a fundamental concept in mathematics. Equations involve finding unknown values by manipulating mathematical expressions and applying various operations. This process requires logical reasoning, problem-solving skills, and the application of mathematical principles and rules. Therefore, mathematics is directly related to solving equations.

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