Algebra 1 Section 3.8 Apply rates, proportions and percents to solve problems Cost of beans$1.20$1.54$1.80 Size of can10 oz14 oz20 oz Find the unit rate for each can of beans. Which size of can gives the best value?
Find the unit rate. Estimate the number of gallons needed to drive 500 miles. Number of miles Number of gallons To estimate the number of gallons used, average the unit rates. Number of miles = average unit rate Number of gallons
The exchange rate for US – Canada currency is $1.40 Canadian for $1.00 American. If you have $210 Canadian, how much is it worth in US Dollars? Canadian $ US $
On a map, 10 cm equals 50 miles. How many miles is represented by 37 cm? _cm__ miles
To find the percent a number represents out of the total use the formula: In a survey of 80 students, the following said their favorite class was… Literature20 Science25 Math35 Part x 100% = percent total Find the percent that liked each subject best.
500 people were asked how they got to school. How many used each type of transportation? Part x 100% = percent total
Assignment Page 183 Problems 13 – 20 all, 24 – 40 even