Mathematics, 26.01.2020 01:31 logansgirl3228
During a company's first full year in business, the price of oil increased $50\%$. in the second year of business, the price of oil went down $50\%$ from its price at the beginning of that year. its price at the end of the second year is what percent of its price at the beginning of the first year?
Answers: 3
Mathematics, 22.06.2019 02:20, jdkrisdaimcc11
The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?
Answers: 2
Mathematics, 22.06.2019 03:30, nick607
Tyler went to the supermarket to buy food for a food pantry. he has $36, and can carry up to 20 pounds of food in his backpack. pasta costs $1 for a 1-pound package. pasta sauce costs $3 for a 1.5 pound jar. let x = the number of packages of pasta and y = the number of jars of pasta sauce. one package of pasta is the right amount to go with one jar of pasta sauce. what is the best numbers of packages of pasta and jars of pasta sauce to buy for the food pantry? how many packages of pasta? how many jars of pasta sauce? explain your reasoning.
Answers: 1
During a company's first full year in business, the price of oil increased $50\%$. in the second yea...
Mathematics, 24.03.2020 23:58
Mathematics, 24.03.2020 23:58
Mathematics, 24.03.2020 23:58