Answer:
1867
Step-by-step explanation:
took the test
Choose D
Because negative times negative =positive
Answer:
15
÷
2
x
Step-by-step explanation:
Since it's a expression, no answer would be needed, so you just write the way the phrase says. Let's say, "What's the quotient of three and the six times x" That would be 3÷6x
Answer:
0.3 to 2.3 min
Step-by-step explanation:
n1=n2=10
x1=48
x2=49
s1=4
s2=1
Determine the deegres of freedom.

t=2.037 (student's appendix)



We are 95% confident that average commuting time for rute A is between 0.3 and 2.3 min shorter than for rute B.