If Sarah walked 5 kilometers this weekend, about how many miles did she walk

Aline on the wall and a line on the floor are skew. always, sometimes, or never?

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

Tell whether the two rates form a proportion