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10 questions
1. Which of the following is a whole number but not a counting number?
-1
0
1
2
2. Given: Set M is the set of secondary colors, which of the following illustrates the set?
M = {red, yellow, blue}
M = {orange, green, violet}
M = red, yellow, blue
M = orange, green, violet
3. What is the absolute value of -2?
-2
0
2
can't be determined
4. What number is called the identity element for multiplication?
0
1
2
3
It is the set that contains counting numbers.
Whole number
Integer
Natural number
Rational number
6. Which number should -5 be added to get 0?
-5
0
5
can't be determined
7. Simplify:
4 + 94
5
9
13
8. What is the decimal form of
52 ?0.2
0.3
0.4
0.5
9. Maya has 45 marbles, she gave 2/3 of it to her brother, then she gave 2/3 of the remaining marbles to her younger sister. How many marbles were left?
30
10
5
0
10. The diameter of SARS-COV-2 also known as COVID19 is said to range between 60 nanometers (nm) to a maximum of 140 nanometers (nm). 60 nanometers is equivalent to
100 0006 millimeters, convert the given in millimeters unit into a scientific notation form.6 x 10−5 mm
6 x 10−6 mm
5 x 106 mm
5 x 10−5 mm
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