All numbers divisible by both 4 and 15 are also divisible by which of the following?
A. 6 B. 8 C. 18 D. 24
A. 6
100
Luis earns (w) dollars an hour for (3x) hours and then earns (y) dollars an hour for (x) more hours. In terms of x and y, what is the equation for how many dollars he earned in all?
X(3w + y)
100
Two circles both of radii 6 have exactly one point in common. If A is a point on one circle and B is a point on the other circle, what is the maximum possible length for the line segment AB?
24
100
If g(x) = 2(x)^2 + bx + 5 and g(1) = 4, what is the value of g(-1)?
10
100
Solve the system equations for x and y: –3x-2y=8 5x+y=3
(2, -7)
200
4. If 4 ^ (x+1) = 64 what is the value of x?
x=2
200
Julie has cats, fish, and frogs for pets. The number of frogs she has is 1 more than the number of cats, and the number of fish is 3 times the number of frogs. Of the following, which could be the total number of these pets?
16, 17, 18, 19
19
200
Question will be written on the board
24/25
200
3. If f(x) = ax(x-3) and f(-2) = 5, what is the value of a?
1/2
200
5 \/¯x +14= 29, solve for x
x=9
300
5. If a + 3 = 14, then 2a-6
16
300
In a chemistry class, (S) students are to be assigned to work in (G) lab groups for the semester. If (S) > (G) and if no student works in more than one group, what equation, in terms of (S) and (G), will determine approximately how many students should be in each lab group?
(S) / (G)
300
Find the distance between points at (3, 6) and (8, 16). Round to the nearest tenth decimal.
11.2
300
If e+f=-1 then (e+f)² is?
1
300
Factor this equation: 6b²-24b+24
6 (b-2) ²
400
The product of two positive integers is less than 50 and the sum of the two integers is greater than 20. Which of the following could be one of the integers?
5,10, 15,20
20
400
Tickets for a play cost $6 each for adults and $3 each for children. If 160 of these tickets were bought for a total of $816 how many adult’s tickets were bought?
112
400
What is the formula for slope?
y=mx + b
400
f(x)=4 g(f(x)), solve for g(x), when g(x)=4x-2
14
400
If 4a+1=64, what is the value of a? Write your answer in a decimal.
a=15.75
500
If x= 7 + y and 4x=6-2y, what is the value of x?
10/3
500
The cells of a certain type of bacteria increase in number by each splitting into two cells every 30 minutes. At this rate, if a colony of this type of bacteria starts with a single cell, how many hours elapse before the colony contains 2 to the 11 power cells?
5.5 hours
500
Given: A circle with center O and diameter AB
Circumference of the circle is 36pi
Two semicircles with diameters OA and OB
The circumference of the circle with diameter AO
18 pi
500
If f(x) = 2x + 4, then what is the value of f (4) + f (6) ?
(A) f (8)
(B) f (10)
(C) f (12)
(D) f (18)
(E) f (28)