Math A
What is 25 + 37?
62
Convert 0.75 to a fraction.
3/4
Find 10% of 200.
20
What force pulls objects toward Earth?
Gravity
What is the symbol for water?
H₂O
Solve: 3x = 21
x = 7
The perimeter of a rectangle is 20. If the length is 6, what is the width?
Width = 4
What is 3/4 of 48?
36
What is the basic unit of life?
The cell
Which planet is called the Red Planet?
Mars
If a circle has radius 7, find its circumference (use π = 3.14).
43.96
A bag has 4 red, 5 blue, and 1 green marble. Probability of picking blue?
5/10 = 1/2
Find the missing angle in a triangle with angles 50° and 60°.
70°
What type of energy is stored in a stretched rubber band?
Potential energy
What is the chemical symbol for sodium
Na
Solve the system: x + y = 10, x - y = 4
x = 7, y = 3
Simplify: 5³
125
Find the surface area of a cube with side 4.
96
What part of the brain controls memory and thinking?
Cerebrum
What galaxy is Earth in?
The Milky Way
Use Pythagoras: Find the hypotenuse if legs are 9 and 12.
15
A scale factor of 1:5 enlarges a 2 cm figure. What is the new size?
10 cm
Find the mean of: 5, 7, 10, 13, 15
10
What type of energy is in moving objects?
Kinetic energy
Which acid is found in lemons?
Citric acid