Question

Which two classes have the same frequency? *
(а) 15-20 and 35-40
(b) 20-25 and 30-35
(c) 15-20 and 30-35
(d) 20-25 and 25-30
Which class has the lowest frequency? *
(a) 35-40
(b)30-35
(c) 15-20
(d) 25-30z\

Answer 1

Answer:

1)

a)10

b)10

c)-10

d)-10

Step-by-step explanation:

1)a)15-20=5 +35-40=5

=5+5

=10