After doubling the balloon volume four times, this group decides to try for the record distance and double the balloon volume one more time. They predict that doubling the balloon size once more will result in the car traveling . A) 80 centimeters B) 160 centimeters C) 320 centimeters D) 400 centimeters

B) 160 centimeters

Step-by-step explanation:

I just took the test I put 320 centimeters but it's ACTUALLY 160

Hope this helps :)

0.85 or 85%

step-by-step explanation:

1) divide 23 by 27

2) round the decimal to the nearest 10

3) so your answer would be 0.85 or 85%

answer: since the question is talking about growth you have to use the growth formula which is inital amount (1 + growth)^time

step-by-step explanation:

the intial amount is 1200, the growth is 4.8, and the time is 7. plug those numbers into the equation, also i think you have to change 4.8 into a percent. but, i have forgotton how to do that. if this is a online class go on to the lesson.