In the last math test andrew answered 80% of all the questions correctly. if he answered 32 questions correctly, what was the total number of questions in the math test?

The total number of questions are 40

Step-by-step explanation:

let the total number of questions be "x".

percent of questions answered correctly are 80.

In fractions 80% is

The total number of correctly answered questions are 32.

the equation is,

thus , x =

x= 40

wholesale price is the initial price before markup. retail price comes after the markup.

a price of 8 bucks that's marked up by 100%   is

formula: initial price + (percent markup in fraction/decimal)(initial price)

8+(1)(8)

8+8

16

retail price is $16.

maya’s expression will generate the wrong sum because she violated the commutative property.

step-by-step explanation: