Mathematics, 24.03.2020 01:33 ftbluedevil
Robert has 40 coins in a jar on his dresser. There are only quarters and dimes in the jar. If the total amount in the jar is $7.60, how many quarters and dimes does Robert have?
Answers: 2
Mathematics, 21.06.2019 16:30
You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.
Answers: 2
Mathematics, 21.06.2019 19:00
Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.
Answers: 3
Mathematics, 22.06.2019 03:00
What is the slope of the line that has an equation of y equals x -3
Answers: 2
Robert has 40 coins in a jar on his dresser. There are only quarters and dimes in the jar. If the to...
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