Answer:
98.7 cm
Step-by-step explanation:
The length in centimeters will always be 1/10 of the length in millimeters.
She knit 1/4 of the total length of the scarf on monday
Answer:
She knit 7/10 of the scarf altogether
Step-by-step explanation:
Please see the attached file for explanation
Answer:
b. is $34 per ounce
Step-by-step explanation:
If the production cost were less, a competitor would drive the price down. If the production cost were more, the supplier would go out of business.
Since we're at equilibrium, the production cost must be equal to $34 per ounce.
△ABC~<span>△YZX
You just figure out what sides are similar to each other
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C = # of carpenter hrs , b = # of blacksmith hrs
c + b = 30...c = 30 - b
20c + 25b = 690
20(30 - b) + 25b = 690
600 - 20b + 25b = 690
-20b + 25b = 690 - 600
5b = 90
b = 90/5
b = 18 <== hrs worked as blacksmith
c + b = 30
c + 18 = 30
c = 30 - 18
c = 12 <== hrs worked as carpenter