How to do math about ÷

BOD MAS is the most important rule of Mathematics.The rule to any mathematical scenario is Brackets,Order, Division(÷), Multiplication,Addition and Subtraction. Division has as the two dots denotes a numerator and a denominator. Numerator is lower then denominator but sometimes it can be other way around.

Step-by-step explanation:

i don't know, but that looks pretty bad. my school passed us unless we failed in all the subjects, but idk abt ur school's rules.

copyright potato 2019.

all three statements are true

step-by-step explanation:

a shipping fee of 5% is charged online with every item purchased online

first let's just take each option and calculate them based on this, to see if the answers matched

keith buys a 40 dollar book

40 x 0.05 = 2

therefore there will be a two dollar fee on keith's book

40 + 2 =42

the first statement is true

a chair costs $80

80 x 0.05 = 4

80 + 4 = 84

the second statement is true

george buys a 20 dollar calculator

20 x 0.05 = 1

20 + 1 = 21

the third statements are true

all three statements are true