Ok so you round 31 to 30 and 43 to 40 and then you multiply 30 by 40 and get 1200. 1200 is the same thing as 1200.00 bc you can take off the zeros after the decimal and it will be the same. Hope this helped and if your still confused you let me know I'll try to explain it more.
Answer:
5.32 lbs
Step-by-step explanation:
add all of them together, this is common sense math you should know how to do this.
Answer: no you can't you can only use 5 numbers when going by 4's
Step-by-step explanation: 4, 8, 12, 16, 20
1. 7 hours and 40 min
2. 1 hour and 24 min
3. 4 hours and 45 min
4. 8 hours and 48 min
Answer:
First option
Step-by-step explanation:
49+59+72=180
and a triangle needs 180 degrees total