Practice outline (enable JavaScript for interactive mode)
Q1. A square has side length s centimeters. Its side length is increased by 20% , and then the area of the larger square is converted from square centimeters to square meters. Which expression represents the area of the larger square in square meters?
Q2. A delivery company charges a fuel surcharge based on the total distance of a route. Last month, a route was 120 miles long. This month, the route was changed so that its length increased by 15%, and the company reports distance in kilometers, using 1 mile ≈ 1.6 kilometers. Approximately how many more kilometers is the route this month than it was last month?
Q3. A recipe uses 12 ounces of dried fruit. A larger batch uses 25% more dried fruit, and the amount for the larger batch is to be written in pounds. Which expression is equivalent to the number of pounds of dried fruit needed for the larger batch?
Q4. A graph shows the relationship between distance, in kilometers, and distance, in miles, for several road routes. The points ( 8 , 5 ) , ( 16 , 10 ) , and ( 24 , 15 ) lie on the graph, where the first coordinate is kilometers and the second coordinate is miles. Based on this graph, about what percent of a distance measured in kilometers is the same distance measured in miles?
Q5. A laboratory recorded the amount of a liquid sample in two units, as shown in the table. | Sample | Volume (milliliters) | Volume (liters) | |---|---:|---:| | 1 | 250 | 0.25 | | 2 | 600 | 0.60 | | 3 | 1,200 | 1.20 | | 4 | 850 | ? | The laboratory then increased the volume of Sample 4 by 20% . Based on the table, what is the new volume of Sample 4 in liters?