Solving equivalent ratios / Proportions
Percent of Change
Weighted Averages
Trivia
100
What value of x makes these ratios equivalent?
x:6 = 6:12
3
100
Find the percent of change
Original: 24 Final: 30
25% increase
100
When completing percentage weighted average problems, what is the very first thing you do?
Convert all the percentages to decimals
100
Area 51 is located in which US State?
Nevada
200
What value of x makes these ratios equivalent?
x/12 = 9/36
3
200
Find the percent of change
Original: 135 Final: 89
Round to the nearest whole number
34% decrease
200
What operation is used going across the rows to figure out what goes in the last columns?
Multiplication
200
Who is on the $100 bill?
Ben Franklin
300
What value of x makes these ratios equivalent?
x/6 = 8/12
4
300
An item costs $49.00 and it's 25% off. Find the discounted price.
$36.75
300
If train 1 is going 20 mph and train 2 is going 35 mph and they are starting 100 miles apart, write the equation to figure out when they will meet.
(do not solve)
20t + 35t = 100
or 55t=100
300
In what year was Chic-Fil-A founded?
1946
400
What value of x makes these ratios equivalent?
6/10 = 18/x
30
400
An item costs $34.25 and there's 7% tax. Find the price after tax.
$36.65
400
Write the equation for a weighted averages problem if the last column is as follows..
3x + 15 - 3.50x = 26.75
or -0.5x + 15 = 26.75
400
What is the symbol for Copper?
Cu
500
What value of x makes these ratios equivalent?
3:8 = 45:x
120
500
An item originally costs $14.00, but it's on sale 10% off. There is also a 7% tax. Find the price after the discount AND the tax.
$13.48
500
Solve the equation
5x + 14.50 - 3x = 25
x = 5.25
500
What is the nationality of Picasso?
Spanish