The classes 30 – 39, 40 – 49, 50 – 59, ……………… are called
A. Inclusive classes
B. Exclusive classes
C. Overlapping classes
D. Real classes
Answer:A
The classes 30 – 39, 40 – 49, 50 – 59, ……………… are called
A. Inclusive classes B. Exclusive classes C. Overlapping classes D. Real classes