Let's rewrite the mixed number as a fractions:

Therefore, the total length will be:
Which one will we start with? I'll explain 21. multiply it out and the clean it up. you should end up with 140=A if I'm correct.
Answer: the answer is 8.8
Step-by-step explanation: multiply 2.2 by 4
2.2 X 4
11 x 15 = $165
He will have $165 after 15 weeks.
Answer:
6 3/4
Step-by-step explanation:
3/4 * 9 = 27/4
How many times does 4 go into 27
It goes in 6 times (4*6 = 24) with 3 left over
The left over part goes over the denominator
6 3/4