Question

What is the value of square of 4 1/2, when it is expressed as a mixed fraction?
A. 9/4
B. 8 1/4
C. 19 5/4
D. 21 5/4

Answer 1

4 1/2 = 9/2
(9/2)² = 81/4
81/4 in mixed fraction = 20 1/4

Answer 2

Answer:

C.) 19 5/4

Step-by-step explanation:

Here, 4 1/2 = (4*2+1)/2 = 9/2

So, square of 4 1/2 = square of 9/2 = 81/4

81/4 = 20 1/4

Or, we can also write 19 5/4, because 19 5/4 = 19+1 1/4 = 20 1/4. Both are same.