Una marca de champú que se vende en frascos de 450 mL ofrece una promoción: por el mismo precio, ahora trae 550 mL. Si en la
etiqueta dice que contiene 25% gratis, ¿es verdad? ¿Por qué?

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Step-by-step explanation:

dont think so

step-by-step explanation:

a

step-by-step explanation:

when a number is between two straight lines it means the absolute value.

to find absolute value you need to know how many numbers is that number away from 0.

when finding absolute value the number will always come out positive

so absolute value of -3 is 3

absolute value of 3/2 is 3/2

absolute value of -2 is 2

absolute value of 3.5 is 3.5

absolute value of -1 is 1

now put these numbers in order:

a)   |-1|, |3/2|, |-2|, |-3|, |3.5|