Answer:
I'm gonna take some liberty. I assume you mean if there is 12 questions. if so that means you would need to get 5 wrong.
Step-by-step explanation:
Here are step-by-step instructions showing you how we calculated 7 out of 12 as a percentage: The first step is to divide 7 by 12 to get the answer in decimal form: 7 / 12 = 0.5833. Then, we multiplied the answer from the first step by one hundred to get the answer as a percentage: 0.5833 * 100 = 58.33%
First one is 34 and 38 the second one i beleive is 79 and 87
hope this helps
Answer: A≈440.44
Step-by-step explanation:
First, convert 1 kg to g.
1 kg = 1000 g
So 1000 g = 1.28
Set up a proportion:
1000/1.28 = 250/x
Cross multiply:
1000x = 320
Divide 1000 to both sides:
x = 0.32
So 250g costs £0.32