Question

(c) Candi va
uttu uue to data insufficiency (d) None
ou of 1000 customers revealed the following in respect of their buying habits of
50. A survey of 100
different grades:
Trade
C grade
A grade
C and B
None
A and C
grades
A grade but
not B grade
230
only
grades
80
480
80
360
140
180
How many buy B grade?
(a) 280
(b) 400
(c) 50
(d) None​

Answer 1

answer 280

Step-by-step explanation:

well your question is very complicated but i guess this is the answer

if yes mark me brainliest