help with adding fractions 1 9 1 18

Which one of these lists all the factors of 18? => 1, 2, 3, 6, and 9 or 1, 2, 3, 6, 9, and 18 or 1, 3, 6, and 18 or 2, 3, 6, 9, and 18..

An equation of one variable and of first order (i.e., its highest power is one) is called a Linear equation. Such an equation has only one solution. A solution is also called the 'root' of the given equation.An equation of one variable and of first order (i.e..

Which one of the given fractions represents the shaded part in the figure? => 5 10 or 4 9 or 4 10 or 3 10..

Which fraction is equal to 1? => 6 4 or 5 4 or 9 9 or 3 4..

How many squares would you color to get the fraction one-third? => 6 or 1 or 9 or 3..

The land area of a country is one million, nine thousand, two square kilometers. Identify that number in standard form. => 1,009,002 or 1,009,200 or 1,900,200 or 1,090,020..

Identify a fraction that appears between 1 and 2. => 5 2 or 18 6 or 3 2 or 2 5..

Identify the one that has 9 squares. => Figure 3 or Figure 1 or Figure 2 or Figure 4..

Identify the fraction that shows one fourth. => Figure 2 or Figure 1 or Figure 3 or Figure 1 and Figure 3..

Sam had 18 portions of pizza. He shared equal number of portions with his brother. How many portions did each one get? => 12 or 18 or 9 or 6..