Answer:
Step-by-step explanation:
Rachel worked for 3 2/3 hours.
Multiply the fractions to get the answer.
2 3/4 x 1 1 /3 is 3 2/3.
Hope it helps you :D
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➷ 660:240
Divide both by 60:
The answer is 11 : 4
30 : 400
Divide both by 10:
The answer is 3 : 40
➶ Hope This Helps You!
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Answer:
$68.60
Step-by-step explanation:
If the original price is $98
30% = 0.03
0.30*98=29.40
Then, 98−29.40=$68.60
Well, when you simplify 3/12 it equals 1/4 so if you multiply that by 3 and multiply 2/3 by 4 to get common denominators, you have 3/12 and 8/12, so yes, 3/12 is less than 2/3. I hope this helps cx
Step-by-step explanation:
![30 {a}^{3} - 18 {a}^{2}b - 72b + 120a \\ = 30 {a}^{3} + 120a - 18 {a}^{2}b - 72b \\ = 30a( {a}^{2} + 4) - 18b( {a}^{2} + 4) \\ = ( {a}^{2} + 4) (30a - 18b) \\ = ( {a}^{2} + 4) \times 6(5a - 3b) \\ \purple{ \boxed{= 6(5a - 3b) ( {a}^{2} + 4)}}\\ are \: the \: required \: factors \: of \: given \: \\ expression.](https://tex.z-dn.net/?f=30%20%7Ba%7D%5E%7B3%7D%20-%2018%20%7Ba%7D%5E%7B2%7Db%20-%2072b%20%2B%20120a%20%20%5C%5C%20%20%3D%2030%20%7Ba%7D%5E%7B3%7D%20%20%2B%20120a%20%20-%2018%20%7Ba%7D%5E%7B2%7Db%20-%2072b%20%5C%5C%20%20%3D%2030a%28%20%7Ba%7D%5E%7B2%7D%20%20%2B%204%29%20-%2018b%28%20%7Ba%7D%5E%7B2%7D%20%20%2B%204%29%20%5C%5C%20%20%3D%20%28%20%7Ba%7D%5E%7B2%7D%20%20%2B%204%29%20%2830a%20-%2018b%29%20%5C%5C%20%20%3D%20%20%28%20%7Ba%7D%5E%7B2%7D%20%20%2B%204%29%20%20%5Ctimes%206%285a%20-%203b%29%20%5C%5C%20%20%20%5Cpurple%7B%20%5Cboxed%7B%3D%206%285a%20-%203b%29%20%28%20%7Ba%7D%5E%7B2%7D%20%20%2B%204%29%7D%7D%5C%5C%20%20are%20%5C%3A%20the%20%5C%3A%20required%20%5C%3A%20factors%20%5C%3A%20of%20%5C%3A%20given%20%5C%3A%20%20%5C%5C%20expression.)