year 10 questions on consumer arithmetic
is a 20% VAT included, what is the net price before VAT? Let the net price be x. Since VAT is 20%, total price = x + 0.20x = 1.20x. Given total price is $90, so 1.20x = $90. Solve for x: x = $90 ÷ 1.20 = $75. The net pr