Answer all the questions below and press submit to see how many you got right.
Hundred : Hundred refers to the number 100.
Hundredth : Hundredth refers to the number $\frac{1}{100}=0.01=10^{-2}.$
Percentage : A percent or $\%$ is equal to $\frac{1}{100}.$ The phrase x percent of y means the product $\frac{x}{100}\cdot y.$
$45\%=\frac{?}{100}$
Composite : Composite can either refer to a composite function or a composite number.
Composite number : A composite number is a natural number that can be written as the product of two natural numbers that are at least 2. For example 6 is a composite number as $6=2\cdot 3$ but 5 is not as 5 is a prime number.
Divisible by 2 : An integer $x$ is called divisible by 2 if $x$ is a multiple of 2. An integer is divisible by 2 if and only if it is even.
Factor : If a natural number is divisible by a second natural number, that second natural number is called a factor of the first natural number. For example the factors of 12 are 1,2,3,4,6 and 12.
Number : A number $x$ is a mathematical symbol representing a quantity.
Prime number : A prime number is a natural number bigger than 1 that only has 1 and itself as a factor. The first five prime numbers are 2, 3, 5, 7 and 11. There is an infinite number of prime numbers.
Is 79 a composite number? Answer 'y' if it is a composite and 'n' otherwise.
Decimal : A decimal is a number represented by digits in front and after a decimal point. In front of the decimal point the digits are the ones digit, tens digit, hundreds digit and so on. After the decimal point there are the tenths digit, hundredths digit, thousandths digit and so on. For example the decimal 1.3 can be written as $1\frac{3}{10}.$
$61\div 100=?$