Answer:
B
Step-by-step explanation:
B
15/7 is approximately 2.143
Answer:
x= 4*120
Step-by-step explanation:
The 5th place person jumped for 120 seconds
The 1st place jumped 4 times as long
So 120 times 4 = 480 seconds or 8 minutes
<u>21.1</u>
Each number is 2.5 less than the previous one.
Answer: The answer is D. 1/16
Step-by-step explanation: If you think about it, 2 to the 4th power is 16. But in this situation, you have a negative exponent. To solve an exponent situation with a negative situation, put a 1 as the numerator and put the answer of the expression but with the exponent's positive value as the denominator. Hope this helps :D