The Number System
Round 41.85 to the nearest whole number
42
A bank contains 15 pennies and 12 nickles. Write the ratio of nickels to pennies.
4:5, 4/5
What is 2 3/4 * 8
22
Find the perimeter of a square with side length 3
12
Located in Washington, D.C., the famous government building, The Pentagon, has this many sides.
Five
2.274 x 10
22.74
Find 24% of 35
8.4
Solve for n
n/6 = 11
n = 66
Find the area of a square with perimeter 20 cm
25 cm^2
What are the first 10 digits of pi?
3.141592653
14.8 / 5
2.96
A box of 8 crayons costs $0.96. Assuming the cost is calculated per crayon, how much would a box of 30 crayons cost?
$3.60
Evaluate the expression for a = 5, b= 12, c= 2
4a / (b + 4c)
1
Find the area of a triangle with base length 12 cm, height 5 cm
30 cm^2
Found naturally in pinecones and sunflowers, the spiral arrangement of structures and seeds follow this geometric sequence.
The Fibonacci Sequence
Jeff had $46.18 in his wallet Monday morning. He gave half of his money to his brother. He then bought two donuts for $0.75 each and a cup of coffee for $2.99. How much money did Jeff have left?
$18.60
Jack can read 45 pages of his book in one and a half hours. At that rate, how long will it take him to read the entire 300-page book?
10 hours
Brian ordered 3 large cheese pizzas and a salad. The salad cost $4.95. If he spent a total of $47.60 including the $5 tip, how much did each pizza cost? (Assume there is no tax)
$12.55
What is the area of a trapezoid with bases 3 and 5 ft, with height 7 ft
28 ft^2
This mathematical constant represents the square root of negative one.
i
Five friends split a $65.20 bill at a restaurant. They also each left $2.75 for the tip. How much money did each person pay in all?
$15.79
A cookie recipe calls for 3 1/4 cups of flour. The recipe makes 3 dozen cookies. How much four is needed to make 144 cookies?
13 cups
Ella has a box of chocolate candies. She gives 1/3 of the candies to her sister, 4 to her brother, and she eats the remaining 12 candies. How many chocolate candies were in the box originally?
24 candies
Find the area of a square with a perimeter of 45 cm (express as a mixed number)
126 9/16 cm^2
Natural objects, such as ferns, often exhibit these patterns of similar structures at smaller and larger scales.
Fractals