Proportional and Non-Proportional Reasoning
How do you find slope from a table?
The change in y over the change in x
Solve the following equation:
70 - 4x = 30 + 4x
5
What is a hypotenuse?
The longest side of a right triangle
What is the formula for simple and compound interest? (two separate answers)
I = prt
A = P(1+r)t
List all five number categories
Natural, Whole, Integers, Rational, Irrational
What makes a relationship proportional on a graph?
It goes through origin and is a straight line
Solve the following equation:
2x + (4x - 2) + 2(x+7) = 4(2.5x)
6
What formula do you use do you find the missing side of a right triangle?
a2 + b2 = c2
Compound interest finds the ____, whereas simple interest finds the _____.
Total, interest
The area of a piece of land is 4,951,000 square meters. Write this number in scientific notation.
What is slope intercept form?
Y = mx + b
Ryan started with 30 pieces of gum and gave away x pieces. Emersyn started with 50 pieces of gum and gave away twice as many as Ryan. If they both ended up with the same amount left, how many pieces did Ryan give away?
20
The width of a rectangle is 4 feet and the diagonal is 13. What is the length?
12.4
What is the difference in interest between these two loans?
4 year loan for 5,000 at 4.2% simple interest
6 year loan for 5,000 and 3.9% simple interest
330
What whole number is closest to the square root of 3?
2
Is the graph of a triangle a function?
No
A rectangle's perimeter and area have the same value. The width is 3 units. What is the length?
The length of a frame is 15 inches, and the width is 6. What is the diagonal?
16.16
You deposit $1,500 into an account. You earn 5.2% simple interest. How much is in your account after 5 years?
390
Which TV Screen has the smallest diagonal in length?
the square root of 12.25
2 and 1/6
37 divided by the square root of 144
8 divided by 3
2 and 1/6
The number of basketballs that can be blown up, y, varies directly with the amount of time, x. If someone pumps air into 5 basketballs in 20 minutes, how many will they blow up 2 hours?
30
The measure of two angles are congruent. If one angle is 5x + 24 and the other angle is 9x - 17, what is the value of x?
10.25
What is the diagonal length of a piece of paper?
13.9
What is the difference between the interest these two accounts will earn?
Account 1 opened with $1,750 at 2.75% simple interest for 2 years
Account 2 opened with $1,750 at 2.75% compound interest for 2 years
$1.32
A student solved the equation x2 = 132. What is the closest value to x?
66
44
33
11
11