Algebra
If x=2, what does 2x= ?
x = 4
Complete the pattern
1 , 3 , 5 , 7 , __
9 (Odd Numbers)
42 + 36
78
If x = 3 - 2x
Solve for x
x = 1
Complete the pattern
1 , 4 , 9 , 16 , __
25 (Square)
123 + 456
579
3, 11, 17, 23, 31 and 67 are all examples of?
Prime Numbers
If x = 2 , and y = 4,
What is ( x + y )2
36
Complete the pattern,
2 , 3 , 5 , 7 , __
11 (Prime)
(42+7(8-2))/12
How many months are in a century
1200 months
(100 years in a century,12 months in a year
Therefore 1 century = 100 X 12 = 1200 Months)
Solve for x and y in the simultaneous equations
x + y = 12
x - y = 8
x = 10
y = 2
Complete the pattern
1 , 1 , 2 , 3 , 5 , __
8 (Fibonacci)
(pi to 2dp) + 55.75
58.89
3 _ 8 _ 4 _ 1 = 6
Make this equation correct by placing either a + or - sign (each may be used more than one time)
3 + 8 - 4 - 1 = 6
Tim thought of a number. He added 2, and squared the result. He then subtracted 10 and halved the result. He ended up with 27.
What was Tim's original number?
Sarah was stacking cups. Each row of cups has one more cup than the one above it (As in, the top row has 1, the one below it has 2 etc.)
If there are 28 cups in total, how many rows are there?
There are 7 rows
Jodie is at New World shopping for a party they are hosting at their house. They have invited 75 people. Each person will be allowed 2 pieces of sushi. A box of sushi contains 10 pieces and costs $10.00. How much money did they spend in total on sushi in order for all guests to be able to get their 2 pieces of sushi?
$150
☺+☺+☺ = 120
♫ + ☺ = 70
✩ + ♫ + ☺ = 90
☺ = ? ♫ = ? ✩ = ?
☺ = 40 ♫ = 30 ✩ = 20