Question

Write the sum of lower limit of the first class interval and upper limit of the second class interval. *

1 point

40

15

25

10

19) The class mark of the class 45-50 is _______ *

1 point

45

50

47.5

2.5

20) The class size is _____ *

1 point

10

5

2.5

35

​

Answer 1

Answer:

2.5 implosion and eat channel to 8

Answer 2

Step-by-step explanation:

1) answer 25 may be it helps you