Answer:
1. c 2. a 3. e 4. d (this one i am not 100% sure on) 5. b 6. i believe is d
Step-by-step explanation:
Answer:
I think the answer is 47
Step-by-step explanation:
Answer:
C. 14 RootIndex 3 StartRoot x EndRoot)
Step-by-step explanation:
To obtain the sum ; the a clear explanation has been attached in the picture below ;
Saw A = 150 planks/30 seconds = 5 planks per second
Saw B = 130 planks/ 13 seconds = 10 planks per seconds
5 + 10 = 15 planks per second total
225 planks / 15 planks per second = 15 seconds
Answer: 15 seconds