Answer:
$21.80
Step-by-step explanation:
50% of 38 is 19. 10% of 38 is 3.8. Add these together to get 21.8. This equates to $21.80.
Answer:
Square
Step-by-step explanation:
a plane figure with four equal straight sides and four right angles.
7 is infinite 6 is 4/3 5 is zero 4 is negative 5/4
Certin, because they can be any two cards.
1.28 = 128 * 10^-2
128 * (1/10^2)
128 / 10^2
128 / 100
1.28
Because, it's literally the same thing mathematically if you worked it out. Though, as I'm sure you're aware, it's just a much shorter and cleaner way of writing out large or small numbers.