Which expression can you use to find the area of the rectangle?
A. 3 x 6
B. 4 x 6
C. 9 x 4
D. 4 x 3

Siri can type 90 words in 40 minutes about how many words would you expect her to type in 10 minutes at this rate

Who can me with this algebra for your guys.

Astudy claims that the mean age of online dating service users is 40 years. some researchers think this is not accurate and want to show that the mean age is not 40 years. identify the null hypothesis, h0, and the alternative hypothesis, ha, in terms of the parameter μ. select the correct answer below: h0: μ≥40; ha: μ< 40 h0: μ≤40; ha: μ> 40 h0: μ≠40; ha: μ=40 h0: μ=40; ha: μ≠40