Question

Adrian said that 21.8 × 1.9 equals 41.42.

Is Adrian's answer reasonable?



A.
Yes, Adrian's answer is reasonable.


B.


No, Adrian's answer should be closer to 0.4.


C.


No, Adrian's answer should be closer to 4.


D.


No, Adrian's answer should be closer to 400.

Answer 1

The answer is A :) .....

Answer 2

It is reasonable (option A).
First, we multiply:

`21.8\cdot \:1.9`

`=41.42`

It shows that 21.8 × 1.9 does equals 41.42
Have a nice day! :)