Question

Find the buying price when 5% sales tax is added on the purchase of 5kg of wheat at 20 per kg​

Answer 1

$300

Explanation:

5% of x + 5 kg = 20

0.05 * x + 5 = 20

0.05x + 5 = 20

0.05x = 20 - 5

0.05x = 15

x = 15 / 0.05

x = $300