exam
Maths Puzzle
Numerical Ability
Colin invested $32,000, part at 8% and part at 12%. If the total interest at the end of the year is $3,160, how much did he invest at each rate?
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exam Other Question
what does 3a+4=7 anwer and show me the steps
Hello,
My 8th grader is stuck on problems involving systems of equations and inequality, or substition. Can you please explain the following problem?
How to find X and Y?
Y=x+3
Y=2x+4