Algebra
Given x = 3
Solve 3x + 5
14
What is the next prime number after 17
19
A triangle has the side lengths 11cm, 16cm, and 9cm.
What is its perimeter?
36cm
(9 - 3 * 7) / (3 * 2)
-2
What is the 5th planet from the sun?
Simplify the expression
7x + 5 - 2(2x - 3)
3x + 11
5/6 - 3/8
11/24
There are 3 blue balls and 7 red balls in a hat. What is the probability of randomly drawing a blue ball in a percentage?
30%
((2 + 4) - 42) / (5 - 3 * 2)
10
How many CEMC contests does Math Club offer at Palmer?
4 (Pascal, Cayley, Fermat, Euclid)
Solve
x2 - 3x - 18
x = -3, 6
Which of the following are divisible by 2 and 3?
123243, 34524, 83950, 10
34524
A circle has the radius of 12cm. What is the area of the circle in terms of pi?
144 pi cm2
(4 + 5)(3 + 8) + 72 - sqrt(49)
141
What is 6!
720
0.5x + 2y = 11
5x - 0.5y = 7.5
Solve for x and y
x = 2
y = 5
Write these in order from smallest to biggest:
0.22, 215%, 3/15, 0.202
3/15 < 0.202 < 215% < 0.22
A pencil case has 2 pens, 3 pencils, and 4 rulers. If an items is randomly drawn from the case, what is the chance that it is a writing utensil (answer in a fraction)
5/9
The ratio of teachers : boys : girls are 2 : 17 : 18
The total number of students is 665
Find the number of teachers
38
What is the speed of light (to 4 significant figures) in m/s
2.998*108 m/s
Factor
12x4 - 20x3 + 11x2 - 2x
x(2x - 1)2(3x - 2)
What is the nth term of the sequence:
4, 6, 8, 10
2n + 2
30% of math students enjoy playing Bloons Blitz. 50% of those players play on iPhones. 5% of those iPhone players have a blue iPhone case. What is the percentage of math students who play Bloons Blitz on iPhones with a blue case.
0.75%
Using the numbers 2, 2, 8, 8 and arithmetic symbols, make 24
1. (2 + 2) * 8 - 8
2. 8 * 2 * 2 - 8
3. (8-2) * 8 / 2
4. (8 / 2 + 8) * 2
Recite pi on the board from memory
3.1415926535897932384...