Unit Test — Unit test Answers

Four puzzles that were manufactured contained a total of 420 pieces. The next 6 puzzles contained a total of 630 pieces. If the relationship between the number of puzzles and the total number of puzzle pieces continues to be proportional, which could be the missing entries in the table?Number of Puzzles(x)Number of Pieces(y)44206630

Trina uses cup of sugar and cup of flour in a recipe. How many cups of sugar would she need if she uses 3 cups of flour?

Which equation represents a proportional relationship that has a constant of proportionality equal to ?

The table shows conversions of common units of capacity. Units of CapacityCustomary System UnitsMetric System Units1 gallon3.79 liters1 quart0.95 liters1 pint0.473 liters1 cup0.237 litersHow many gallons are in 50 liters? Round answer to the nearest tenth.

A scientist measured the water pressure at different depths. She made a table showing her findings. The x-values represent the depth, in meters. The y-values represent the pressure in atmospheres (atm). xy00153306Assuming there is a proportional relationship, which additional set of values could be included in the table?