Answer each part. If necessary, round your answers to the nearest hundredth.(a) It takes 49 pounds of seed to completely plant a 6-acre field.How many pounds of seed are needed per acre?poundsperacre(b) Elsa bought 11 pounds of rice for $7.How many dollars did she pay per pound of rice?dollarsperpound
Question
Answer each part. If necessary, round your answers to the nearest hundredth.(a) It takes 49 pounds of seed to completely plant a 6-acre field.How many pounds of seed are needed per acre?poundsperacre(b) Elsa bought 11 pounds of rice for $7.How many dollars did she pay per pound of rice?dollarsperpound
Solution
(a) To find out how many pounds of seed are needed per acre, you divide the total amount of seed by the total number of acres. So, 49 pounds ÷ 6 acres = 8.17 pounds per acre.
(b) To find out how much Elsa paid per pound of rice, you divide the total cost by the total weight. So, 0.64 per pound.
Similar Questions
(a)Michael bought 24 pounds of flour for $10.How many dollars did he pay per pound of flour?(b)It takes 28 pounds of seed to completely plant a 3-acre field.How many pounds of seed are needed per acre?If necessary, round your answers to the nearest hundredth.EXPLANATIONThe word "per" is a keyword that tells us to divide.We take the quantity before the "per" and divide by the quantity after.(a)How many dollars did he pay per pound of flour?To get dollars per pound, we take the number of dollars and divide by the number of pounds.dollars per pound = number of dollarsnumber of poundsMichael bought 24 pounds of flour for $10.So the number of dollars is 10 and the number of pounds of flour is 24.dollars per pound =1024=÷1024=0.4166…≈ 0.42
Answer each part. If necessary, round your answers to the nearest hundredth.(a) Manuel runs 12 miles in 93 minutes.How many minutes does he take per mile?minutespermile(b) It takes 76 pounds of seed to completely plant an 11-acre field.How many acres can be planted per pound of seed?acresperpound
Answer each part. If necessary, round your answers to the nearest hundredth.(a) Aldo bought 7 pounds of rice for $4.How many pounds of rice did he get per dollar?poundsperdollar(b) Maya runs 4 miles in 29 minutes.How many miles does she run per minute?milesperminute
At the Tractor Supply Store, 2 pounds of seed cost $37.62. If a farmer needs 10 pounds of seed, how much would it cost the farmer?
Davio bought some potatoes and celery. The potatoescost $0.69 per pound, and the celery cost $0.99 perpound. If Davio spent $5.34 in total and boughttwice as many pounds of celery as pounds ofpotatoes, how many pounds of celery did Davio buy?A) 2B) 2.5C) 2.67D) 4
Upgrade your grade with Knowee
Get personalized homework help. Review tough concepts in more detail, or go deeper into your topic by exploring other relevant questions.