Maths autumn one

What is meant by a ratio?

Ratio shows how much of one thing there is compared to another

What is meant by the word equivalent?

It refers to 2 meanings, numbers, or quantities that are the same

How do you simplify a ratio?

To simplify a ratio, divide all parts of the ratio by the highest common factor

What does direct proportion mean?

Two quantities are said to be indirect proportion if an increase in one also leads to an increase in the other quantity, and vice versa Signup and view all the answers

What is an exchange rate?

The value of one currency for the purpose of conversion to another Signup and view all the answers

What is meant by a scale?

It is a ratio of the distance on a map to the actual distance on the ground Signup and view all the answers

What is a unit cost?

A unit cost is a total expenditure incurred by a company to produce, store and sell one unit Signup and view all the answers

What is the difference between the length, area and volume scale factors?

To work out the L.S.F we divide the length of the enlarged shape by the length of the original shape. to work out the a.s.f we square the L.S.F. to work out the V.S.F we cube the L.S.F. Signup and view all the answers

What is meant by interest?

Interest is the cost of borrowing money Signup and view all the answers

What is simple interest?

Simple interest is calculated by finding a percentage of the principle (original) amount and multiplying by the time period of the investment Signup and view all the answers

What is compound interest?

Compound interest means that every time interest is paid on an amount that added interest will also receive interest thereafter Signup and view all the answers

What does the word depreciate mean?

To decrease in value Signup and view all the answers

What is the difference between growth and decay?

Growth is where you see a rise whereas decay is when you see a decrease in a value, particularly in relation to a period of time Signup and view all the answers

What does iterate mean?

It is a repeated application of a functional process in which the output of each step is used as the import for next iteration Signup and view all the answers

What is a percentage multiplier?

It is a number which is used to calculate a percentage of an amount or used to increase or decrease in amount by a percentage Signup and view all the answers

What is meant by relative frequency?

The subject of a formula should stand alone on one side of the formula Signup and view all the answers

What is an independent event?

Independent events are those events whose occurrence is not dependent on any other event Signup and view all the answers

What is a dependent event?

Dependent events refer to events that are influenced by the occurrence of one or more events Signup and view all the answers

What is meant by the word intersect?

Define the intersection of two or more sets, you look for the elements that are contained in all of the sets Signup and view all the answers

What is meant by the word union?

Find the union of two or more sets, you look for elements that are contained in all of the sets Signup and view all the answers

What is meant by the word complement?

The complement of a certain in mathematics is the collection of elements not in the set Signup and view all the answers

What is meant by systematic listing?

It is a technique used to work out or possible combinations or outcomes in a particular situation Signup and view all the answers

What is conditional probability?

Conditional probability means the likelihood of an event or outcome happening based on the occurrence of some earlier event Signup and view all the answers