20% = 0.20
50 * 0.20 = $10 discount
50 - 10 = 40
The price after 20% discount is $40
1.2 * 10^-5 * 1.5 * 10^-4
= 1.2 * 1.5 * 10^-5 * 10^-4
= 1.8 * 10^-9
Its A
Answer:
1: something because you didn't give another number. For example, 1:2 is 1 golf ball to 2 golf tees. A ratio is one thing comparing to another. Hope this helps! I learned this in 6th grade. Brainly if so!
Step-by-step explanation:
Answer: 3
Step-by-step explanation:
