Question

33. Given below is the frequency distribution of wages (in) of 50 workers in a school
Wages (in )
100-110
110-120
120-130
1304110
140-150
No. of workers
12
8
15
10
5
a worker is selected randomly find the probability that his wages are
1) less than 120
2)at least 130
3) more than or equal to 120




please help its urgent​

Answer 1

Answer:

3 answer. .................. ....,. ..

Answer 2

the first answer will be 20

the next answer will be 35

the next answer will be e e15