1cm = 10mm
21cm = 10 x 21 = 210 mm
Answer:
Collin mistake is step 1
correct answer 
Step-by-step explanation:
4 times the sum of f and g: 4(f+g)
6 times g: 6g
So equation : 4(f+g) = 6g
Answer:
6 miles = 31,680 feet
24 centimeters = 9.44 inches
4 gallons = 512 fluid ounces
Step-by-step explanation:
For every mile there is approximately 5,280 feet
For every inch there is approximately 2.54 centimeters
For ever gallon there is approximately 128 fluid ounces.
Answer:
85000 x 0.03 = 2550 (per year)
2550 x 13 = 33150
85000 + 33150 = 118150
Step-by-step explanation:
Hope that helped! Have a nice day!