The "Rational" Road
Add:
(4x3 + 2x2 +5) + (x3 - 4x2 + 1)
What is 5x3 - 2x2 + 6
Hannah spied 240 toys in a store. If this was 60 percent more than what Grace spied, this is the total number of toys Grace saw.
What is 150?
What is the formula for area of a circle?
A = πr2
Use elimination to solve this system for x and y:
x + y = 1
x - y = -3
What are x=-1 and y=2?
This property of multiplication states that the order in which two numbers are multiplied does not affect the product.
What is the Commutative Property?
Simplify this expression:
(4x2 + 4x)/4x
What is x + 1?
Factor the greatest common factor (GCF) out of this expression: 6a3b4z - 12a2z2b3 + 3b3a2z2 - 3abz.
What is 3abz(2a2b3 - 4ab2z + ab2z - 1)?
Given the line segment AC:
.______.______.
A. B. C.
Where AC = 20, AB = x + 5, and BC = 2x - 3, this is the value of x.
What is 6?
Use substitution to solve this system of equations for NN and NQ:
NN + NQ = 20
3NN - 2NQ = 15
What are NN = 11 and NQ = 9?
4 1/3 of what number is 21?
What is 63/13 or 4 11/13?
Solve this rational equation for x by finding a common denominator to clear the fractions:
(3+x)/3 - x/4 = 2.
What is 12?
In a study of an experimental drug, side effects were experienced by 38% of participants. If 1,520 people had side effects, this is the total number of people who took the drug.
What is 4,000?
In the surface area formula SA = 2A + Ph for a cylinder, the letter P represents this specific measurement of the circular base.
What is the Circumfrence?
A piggy bank contains 157 nickels and pennies totaling $4.05. This is the correct system of equations used to find the number of nickels (N) and pennies (P).
What is N + P = 157 and 5N + 1P = 405?
Rise/run, or the steepness of a line
What is Slope?
Simplify this expression by finding a common denominator: 1/xy +a/xy2 +b/x2y - 3/x2y2.
This is the fully factored product of the trinomial:
x3 + 11x2 + 30x
What is x(x + 5)(x + 6)?
A pyramid has a square base with sides measuring 8 feet and a vertical height of 9 feet. Find the Volume of this pyramid.
What is 192 ft3?
Gordon rode his motorcycle to school at 20 mph and jogged back at 5 mph. If the round trip took 5 hours, this is the total distance to the school.
What is 20 miles?
Another name for opposite of a number.
What is Additive Inverse?
Divide the polynomial (x3 - 2) by the binomial (x + 3) to find the quotient and the remainder.
What is x2 - 3x + 9 with a remainder of -29?
Solve for x: 20x = x3 + x2.
What are x = 0, -5, & 4?
A right circular cone has a base radius of 6 cm and a height of 8 cm. Find its Volume in terms of π (pi).
What is 96π cm3?
At 8 a.m. Iris headed south at 30 mph. At 10 a.m. Bob followed from the same place. If Bob was 40 miles ahead by 2 p.m., this was his average speed.
What is 55 mph?
Simplify: [-6+(-3)(-2)]/[-6+8+(-2)]
What is Undefined? (0/0)