The answer should be length: 4 ft
Answer:
7/10
Step-by-step explanation:
0.1 = 
1/5
30 × 1/10 = 3
30 × 1/5 = 6
6+3 = 9
30 - 9 = 21
21/30 simplified = 7/10
Answer:

Step-by-step explanation:
2/5 ths of 6/7 ths:

0=5(4)+b is how the equation needs to be worked out
Answer:
0.04
Step-by-step explanation: