Answer:
9/4 = 2.25 and 3/5=.6
Step-by-step explanation:
9/4 also equals 2 1/4'
Nia answered correct answers = 80% of the 40 questions
When we remove % sign from a number, we divide that number by 100
=
of 40
=
Cancelling the two zeroes from numerator and denominator,
= 
= 32.
Total correct answers answered by Nia = 32
Answer:
2.5 × 10^-5
<em>please correct me if im wrong</em><em>.</em>