It's Prime Time!
Problem Solving
X, Y, or Z
50/50 Chance!
100
Use prime factorization to find the greatest common factor between 10 and 50. 
5
100

In a given school, there 240 boys and 260 girls.

a) What is the ratio of the number of girls to the number of boys?

b) What is the ratio of the number of boys to the total number of pupils in the school? 

You do not have to simplify your answer!

260:240 or 13:12

240:500 or 12:25

100

(4x + 3x) +1 = 43 

Find x. 
x = 6
100
Convert 1/3 into a decimal.
33%
200
Use prime factorization to find the GCF for 24 and 36.
6.
200

If Tim had lunch at $50.50 and he gave 20% tip, how much did he spend? 

$60.60
200
3y + 2 = 4


Find y. 

2/3
200
Convert 60% into a fraction.
3/5
300
Use prime factorization to find the GCF of 124 and 386. 
2. 
300

What is x if x + 2y = 42 and y = 3?

x= 36
300

x2 - y2 

Solve the following equation given that x = 4 and y = 5.

-9
300
Convert 6/5 into a percent.
120%
400
What is the second lowest prime number shared between these two numbers:1050 and 5550. 
5.
400

Stuart bought a sweater on sale for 30% off the original price and another 25% off the discounted price. If the original price of the sweater was $30, what was the final price of the sweater? 

$15.75
400

2z - 8 = -z + 4

Find z.

z= 4
400
Convert the decimal 55.5 into a fraction and percent.
55 1/2 and 5550.
500

What is the number with a prime factorization of    52 x 23

200.
500

A car traveled 281 miles in 4 hours 41 minutes. What was the average speed of the car in miles per hour? 

60 miles per hour.
500

3x3 - 4y4 

Solve the following equation given that x = -1 and y = -2.

-67
500
What is the correct term for the following example:


16/3 

Improper Fraction
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