Number System Challenge

Identify whether the following numbers are prime or composite: 17, 21, 29, 35

• 17 is composite, 21 is prime, 29 is composite, 35 is prime

• 17 is composite, 21 is composite, 29 is prime, 35 is prime

• 17 is prime, 21, 29 are prime, 35 is composite

• 17 is prime, 21 is composite, 29 is composite, 35 is prime

Convert the fraction 3/5 to a decimal and a percent.

• Decimal: 0.3, Percent: 30%

• Decimal: 0.8, Percent: 80%

• Decimal: 0.6, Percent: 60%

• Decimal: 0.2, Percent: 20%

What is the place value of the digit 7 in the number 6.734?

• 0.1

• 0.001

• 0.01

• 0.1

Compare the rational numbers 3/4 and 5/8. Which is greater?

• 3/4 is equal to 5/8

• 3/4 is less than 5/8

• 5/8 is greater than 3/4

• 3/4 is greater than 5/8

Solve the following problem involving operations with integers: (-8) - (-3) + 5

• 10

• 3

• -16

• 0

Identify whether the following numbers are prime or composite: 11, 15, 23, 27

• 11: Composite, 15: Prime, 23: Composite, 27: Prime

• 11: Composite, 15: Composite, 23: Composite, 27: Prime

• 11: Prime, 15: Composite, 23: Prime, 27: Composite

• 11: Composite, 15: Prime, 23: Composite, 27: Composite

Convert the decimal 0.75 to a fraction and a percent.

• 4/5, 80%

• 2/3, 66%

• 1/2, 50%

• 3/4, 75%

What is the place value of the digit 9 in the number 9.876?

• 9

• 7

• 8

• 6

Compare the rational numbers 2/3 and 4/5. Which is greater?

• 2/3 is greater than 4/5

• 2/3 and 4/5 are equal

• 4/5 is greater than 2/3.

• 4/5 is less than 2/3

Solve the following problem involving operations with integers: (-12) + 7 - (-5)

• 20

• 10

• -4

• 3