Direct Variation/Proportional Relationships
2x + 3x = 10

Fractions can be added and subtracted only if they're fractions. a. like b. proper c. improper d. unlike

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

The diagram shows corresponding lengths in two similar figures. find the area of the smaller figure. a. 14.4 yd2 b. 24 yd2 c. 26.4 yd2 d. 28