Fractions, Decimals, Percents
Simplify: 575/5
23
What is the sum of the angles for a triangle?
180 degree
-5
What does a complementary angle equal?
90 degrees
Is 43.2 x 105 written in scientific notation? Why or why not?
No, there are more than one digit in the ones place. It should be 43.2 x 106.
Solve: 3 x 2 1/2
7 1/2
What is the formula for a parallelogram?
Base times height
20 - [15 - (5 + 7)]
17
What do the total degrees equal of a quadrilateral?
360 degrees
4/5 x = 7
x = 35/4 or 8 3/4
Convert 12.567% to a decimal.
0.12567
If a supplementary angle has one of its angles equaling 65 degrees, what is the other angle?
115 degrees
4 + 5 x 6 - 7
10 - (9 - 8)
3
What is the sum of the degrees of the exterior of a hexagon?
360 degrees
Insufficient Information
Two fifths of the 30 students in the class are boys.
A. How many boys are in the class?
B. What percentage of boys are there?
A. 12 Boys
B. 40%
What is the volume of a rectangular prism whose dimensions are 5 x 2 x 15?
150 units cubed
If 1/2 gallon of milk costs $1.12, what is the cost per pint?
$0.28 per pint
Maura inscribed a regular hexagon in a circle. Find the measure of each angle of a regular hexagon.
120 degrees
Multiply: (5 x 103)(7 x 10-8)
3.5 x 10-4
Nine tenths of the school's 1800 students attended the homecoming game. What percentage of the school's students did not attend the homecoming game?
10%
The statue of the standing World War II general was 1 1/2 times life-size. What would be the most reasonable estimate for the height of the statue?
A. 4 ft
B. 6 ft
C. 9 ft
D. 15 ft
C. 9 ft
1 + 2(3 + 4) - 5
10 - 9(8-7)
10
What is the sum of the interior measures of a hexagon?
720 degrees
What percent of 40 is 25?
62.5%