Question

find the value of 7/2%of 80​

Answer 1

28000

Step-by-step explanation:

7/2*100*80

7*100*40

=28000

Answer 2

$Hence, \frac{7}{2} \% = 3.5\% \\\\ ∴\frac{3.5}{100} = \frac{x}{80} \\\\ ∴(3.5 \times 80) = (100x) \\\\ ∴280 = 100x \\\\∴ x = \frac{280}{100} \\\\ ∴x = 2.8$