math
posted by john .
Determine whether each pair of fractions is proportional..
5/12 = 8/20
find each unit rate
657,200 libary books/5,200 students

5/12 ≠ 8/20
657,200 libary books/5,200 students = 126.38
Respond to this Question
Similar Questions

Math
Please double check me Find each rate 240 pounds of fertilzer divide by 6 lawns Answer: 40 lbs/lawns Which is the better buy: 5lb of sugar for $4.75 or 20lb of sugar for $19.92 Answer 5lb Write the following proportions If Maria hit … 
math
Determine whether the pair of fractions is proportional: 4/13=8/26 
math 115
1. determine whether the pair of fractions is proportional 4/6=8/12 yes, is this correct/ 2. find the unit price for the item.$54.70 for 5 shirts $10.94 unit. is this correct? 
Math
Determine whether each pair of fractions is proportional. 5 75 _ ? 
Finance
What is the present value of the following payments? 
chemistry
Given this data in a study on how the rate of a reaction was affected by the concentration of the reactants Initial Rate, RUN # A], M [B, M C], M mol L1 s1 1 0.200 0.100 0.600 5.00 2 0.200 0.400 0.400 80.0 3 0.600 0.100 0.200 15.0 … 
chemistry
Given this data in a study on how the rate of a reaction was affected by the concentration of the reactants Initial Rate, RUN #(A, M) (B, M) (C, M) (mol L1 s1 1 0.200 0.100 0.600 5.00 2 0.200 0.400 0.400 80.0 3 0.600 0.100 0.200 … 
proportional relationship
An airplane is flying at an altitude of 4000 feet and descends at a rate of 200 feet per min. Determine whether the altitude is proportional to the # of min. 
Math
An electrician charges a $50 fee to make a service call plus $25 per hour he works. Determine whether the relationship between the two variables is proportional. Hours Cost($) 1 75 2 100 3 125 4 150 Is this proportional? 
Alaniz
An airplane is flying at an altitude of 4000 feet and descends at a rate of 200 ft./m determine whether the altitude is proportional to the number of minutes. Explain your reasoning?