1.
What is the value of 8 in 8996?
Correct Answer
A. 8 thousand
Explanation
The value of 8 in 8996 is 8 thousand because the number 8 is in the thousands place.
2.
What is the value of 8 in 6768?
Correct Answer
C. 8 ones/units
Explanation
In the number 6768, the value of 8 is in the ones/units place. This means that there are 8 individual units represented by the digit 8 in the number.
3.
1, 3, 5, 7, 9 are
Correct Answer
B. Odd numbers
Explanation
The given sequence 1, 3, 5, 7, 9 consists of numbers that are not divisible by 2, which means they are not even numbers. Instead, they are all odd numbers as they are not multiples of 2 and can be obtained by adding 2 successively to the previous number in the sequence.
4.
13, 7, 21, 19 are
Correct Answer
A. Odd numbers
Explanation
The given sequence 13, 7, 21, 19 consists of numbers that are not divisible by 2, hence they are odd numbers.
5.
2nd, 5th, 10th are
Correct Answer
A. Ordinal numbers
Explanation
The numbers mentioned (2nd, 5th, 10th) are indicating the position or order of something in a sequence. Ordinal numbers are used to represent the position of an object or an element in a series. In this case, the numbers are being used to indicate the position of something, hence they are ordinal numbers.
6.
19 rounded off to the nearest ten is
Correct Answer
C. 20
Explanation
When rounding off a number to the nearest ten, we look at the digit in the ones place. If the digit is 5 or greater, we round up. If the digit is less than 5, we round down. In this case, the digit in the ones place is 9, which is greater than 5. Therefore, we round up to the nearest ten, which is 20.
7.
241 rounded off to the nearest hundred is
Correct Answer
A. 200
Explanation
When rounding off a number to the nearest hundred, we look at the tens digit. In this case, the tens digit is 4. Since it is less than 5, we round down to the nearest hundred. Therefore, 241 rounded off to the nearest hundred is 200.
8.
6819 rounded off to the nearest thousand is
Correct Answer
C. 7000
Explanation
When rounding off a number to the nearest thousand, we look at the digit in the hundreds place. If it is 5 or greater, we round up, and if it is less than 5, we round down. In this case, the digit in the hundreds place is 8, which is greater than 5. Therefore, we round up to the nearest thousand, which is 7000.
9.
4 2 6
- 38
Correct Answer
A. 388
Explanation
The given sequence is a combination of the numbers 4, 2, and 6. By rearranging these numbers, we can form the number 388, which is the correct answer.
10.
500
-54
Correct Answer
B. 468
11.
300-136
Correct Answer
A. 164
Explanation
The given sequence of numbers follows a specific pattern. Each number in the sequence is obtained by subtracting 136 from the previous number. Starting with 300, subtracting 136 gives us 164. Therefore, 164 is the next number in the sequence.
12.
15*8
Correct Answer
C. 120
Explanation
The correct answer is 120 because when you multiply 15 by 8, you get the product of 120.
13.
81*5
Correct Answer
A. 405
Explanation
The given question asks for the product of 81 and 5. Multiplying 81 by 5 gives us the answer of 405.