Algebra
If 3(c+d)=5, what is the value of c+d?
5/3
Does x=1 or x=9 satisfy the given equation:
(4x)^(1/2)=x-3
x=9
A sunflower is 2.4 meters tall. What is the height in centimeters?
240
What is the circumference of a circle?
2(pi)r or pi(d)
If (x-1)/3=k and k=3, what is the value of x?
10
What are the solutions of the quadratic equation 4x2-8x-12=0?
x=-1,3
Omar consumed 710 milliliters of energy drink yesterday. How many liters of energy drink did he consume?
.71
How many degrees do the angles of a right triangle add up to?
180
If 9ax+9b-6=21,
What is the value of ax+b?
3
What are the solutions to 3x2+12x+6=0?
x=-2+21/2
x=-2-21/2
6 students average 87 on a test. If one student is removed, the average becomes 85. What was the test score for the student who was removed?
97
What is the area of a cylinder?
2(pi)rh+2(pi)r2
If (x/2)+(y/3)=4, what is the value of 3x+2y?
24
Find an expression equivalent to a2-b2.
(a-b)(a+b)
IF 5 is d% of 8, what is the value of d?
62.5
What does "SOH CAH TOA" stand for?
Sine: opposite/hypotenuse
Cosine: adjacent/hypotenuse
Tangent: opposite/adjacent
What value of b would result in an infinite-solution case?
6x-2=b(3x-1)
2
What is the distance between the 2 x-intercepts of the following function: f(x)=x2+5x+4?
3
On Thursday, 240 adults and children attended a show. The ratio of adults to children was 5 to 1. How many children attended the show?
40
What are the three side lengths (in terms of x) or a 30-60-90 right triangle?
x, 2x, and x1/3