Kelly answered 3 items on a test incorrectly, this was 6% of her test. how many questions were on her test? plz, me

Step-by-step explanation:

we know that

items on a test represent the of the items

so

by proportion

Find how many items were on the test

the answer would be 150 books

step-by-step explanation:

if you divide 300 by 2 you will get 150

step-by-step explanation:

one of the most important purposes of surface treatment is to alter surface properties according to the requirement of specific applications. for example, hydrophobic coating has been utilized on windshield and eyeglasses. gold atom monolayer on substrate has become a popular surface bioconjugation strategy.