Mathematics Flashcards

Front

Evaluate the mathematical expression: 3 + 4 × 6 / 2.

Back

A. 12 B. 15 C. 21 D. 42

Front

If x represents the area of the number line colored blue, which inequality accurately reflects the value of x?

Back

A. x < 4 B. x ≤ 4 C. x > 4 D. x ≥ 4

Front

Twelve identical circles fit inside the rectangle as shown below. If the rectangle has a width of 32 units and a height of 24 units, what is the radius of each circle?

Back

A. 32 B. 24 C. 8 D. 4

Front

Karel the Dog is instructed to move forward two spaces. Then, if Karel is standing on a ball, Karel will turn left and move forward two spaces. Otherwise, Karel will turn around and move forward two spaces.

Back

A

Front

Task effectively broken into smaller parts: Throwing a dinner party by making a guest list, buying ingredients, and cooking food

Back

B only

Front

Value for hour that would cause the program to print 'Good Afternoon!': 15

Back

B

Front

Successfully switches the values of the variables x and y: let temp = x; x = y; y = temp;

Back

D

Front

Eliza will wear a coat if it is raining or if it is less than 50°F outside. Otherwise, Eliza will leave her coat at home.

Back

It is not raining and 50°F

Front

The difference between a for loop and a while loop.

Back

A for loop repeats commands a specific number of times and a while loop repeats until a condition becomes false.

Front

Consider the following program code: let sum = 0; for (let i = 0; i < 3; i++) { sum += i; } console.log(sum); What is the result of running this program code?

Back

3 is printed