45. Which of the following is less than
1 and greater than - 1
(A) 0 (B) 1 (C) 10
(C) 10 (D) 15
Answers
Answer:
0 is less than
1 and greater than - 1
Answer:
0 is the correct answer
Step-by-step explanation:
obtained by 40 students. Arrange these marks in a table using tally marks.
8 1 3 7 6 5 5 4 4 2
4 9 5 3 7 1 6 5 2 7
7 3 8 4 2 8 9 5 8 6
7 4 5 6 9 6 4 4 6 6
(a) Find how many students obtained marks equal to or more than 7.
(b) How many students obtained marks below 4?
Answer
we can construct the table as follows.
Mark
Tally mark
Number of Students
1
||
2
2
|||
3
3
|||
3
4
||
7
5
 |
6
6
||
7
7

5
8
||||
4
9
|||
3
(a) The students who obtained their marks equal to or more than 7 are the students who obtained their marks as either of 7, 8, and 9. Hence, number of these students = 5 + 4 + 3 = 12
(b) The students who obtained their marks below 4 are the students who obtained their marks as either of 1, 2, and 3.
Hence, num