**Siri** I’m not sure I understand
Umm im older and I dont even understand that
Answer:
What is the variance? 84000
What is the standard deviation, rounded to the nearest whole number? 290
5 stars if this helped
Step-by-step explanation:
Answer:
63
Step-by-step explanation:
If x units, then 2x tens
Number is: 2x(10)+x = 21x
Reversing digits:
2x units and x tens,
Number is: x(10)+2x = 12x
21x - 12x = 27
9x = 27
x = 27/9 = 3
Original number: 21x = 21(3) = 63
Answer:
Speed of object = 40 feet per second
Step-by-step explanation:
