Answer:
1. 2.11 X10^8
2. B. 1.95 X 10^-2
Step-by-step explanation: Problem 1
is equal to 211000000 which has 8 numbers after 2. So the 10 would be to the 8th power for 2.11.
Problem 2 is equal to 0.0195.
To get it to 1.95 you’re only moving the decimal 2 places, so it’s 10 X -2.
It doesn't matter improper fractions are aloud
Answer:
5 hours
Step-by-step explanation:
Scott's delivery rate = 10 pizzas per hour
Kenneth's delivery rate = 12 pizzas per hour
Combined delivery rate
= Scotts delivery rate + Kenneth's delivery rate
= 10 + 12
= 22 pizza's per hour (take reciprocal to find the rate in "hours per pizza")
= 1/22 hours per pizza
Given that they both deliver 110 pizzas combined, the will take
= 1/22 hours per pizza x 110 pizzas
= (1/22) x 110
= 5 hours
Answer:
4 sections with a small left over
Step-by-step explanation:
theres 36ft of wire so you cut it into 8.5 sections so devide them by eachother and you with get 4.2
I think the answer is B :)))))))))))