Mathematics, 23.09.2020 04:01 ciara180
Sarah bought pencils and markers for school. She bought 3 times as many pencils as markers.
The pencils cost $0.15 each and the markers cost $0.30 each. In total, Sarah spent $7.50 on
pencils and markers. How many pencils did Sarah buy?
1. Define a variable for this problem. (For example: ' n = hours watching tv")
2. Create a model in words or in numbers that could solve this problem.
3. Solve the problem.
Answers: 3
Mathematics, 21.06.2019 15:50, winterblanco
Which of the following is the equation that says that the product of a number and ten is equal to 20 percent of that number ? a) 10n= 2.0n b) 10+n=.20n c) n+ .20n=10 d) 10n=0.20n
Answers: 1
Mathematics, 21.06.2019 19:30, zetrenne73
Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax
Answers: 2
Sarah bought pencils and markers for school. She bought 3 times as many pencils as markers.
The pen...