Students are knitting scarves for a fund-raiser. Elaine
can knit 4 scarves in 20 days. Mario can knit 2 more
scarves than Elaine can in 40 days. What is the
difference in the time it takes each of them to
knit a scarf? Explain your answers.

which of the following sets of data would produce the largest value for an independent-measures t statistic? the two sample means are 10 and 20 with variances of 20 and 25 the two sample means are 10 and 20 with variances of 120 and 125 the two sample means are 10 and 12 with sample variances of 20 and 25 the two sample means are 10 and 12 with variances of 120 and 125

In the triangles, bc =de and ac fe.if the mzc is greater than the mze, then ab isdfelth

Apack of gum would be considered a(n) necessity luxury item small ticket item unaccountable expense