21. SECTION B
The Venn diagram below shows the number of pupils who like Math (M) and
Science (S) in a P.7 class.
n(E)
(a) If 36 pupils like only one subject,
м.
S
find the value of y. (3marks)
44-8
12
y+4
2y
(b) What is the probability of choosing a pupil who does not like Science?
(2 marks)​

what are the options? ?

step-by-step explanation:

answer:

it is general formula that is used to write value to its excet position

a11 a12 a13

a21 a22 a23

it is the example of order 2 by 3 matrix in this

a11 means value occur in 1 st row 1st column

a12 means value occurs in 1st row 2nd column

a13 means value occur in 1st row and 3rd column

a21 means value occurs in 2nd row and 1st column

a22 means value occurs in 2nd row and in 2nd column

a23 means value occurs in 2nd row and in 3rd column

d is the answer

step-by-step explanation: