450 g in 2:13
<u>Total proportion asked for </u>=2+13=15
<u>Now comparing g with ratio, or whatever </u>
450/15=30g
Therefore 1 in ratio depicts of 30g
So final answer = 

More to know, daily bit of knowledge: The Binomial Theorem:

It would be: k+3 = 10
subtracting 3 from both sides,
k+3-3 = 10-3
k=7
Answer:
13.) 0.19625 15.) 37.68
Step-by-step explanation:
Formula for area of a circle: A=πr²
13.) 3.14 x .25² = 0.19625
Formula for circumference for a circle: C=πD or C=2πr
15.) (6 x 2) x 3.14 = 37.68
Hope this helped : )
8.5, since there are 2 significant digits, the only 2 numbers would be 8 and 4, so round at 4 since 5 isn't included by is above and equal to 5