Question

Kevin studies 14 hours a week. He studies 2 hours each day, and there are 7 days in a week. Since 2 × 7 = 16, Kevin studies 16 hours each week.



Why is this argument not a good example of using precise mathematical language?









A.

It does not balance the use of math symbols and words.








B.

It does not include measurement units.








C.

It does not use full sentences.








D.

It does not include accurate calculations.

Answer 1

please help

Answer 2

It is D

Answer 3

Because 7 • 2= 14...... Not 16

Answer 4

thanks @kaiters1010