The 140 employees in a factory are either right-handed (RH) or left-handed (LH). 65 of the employees are male.
31 of the females are left-handed.
90 of the employees are right-handed.
a) Complete the frequency tree for this information.
RH
male
8
LH
140
RH
female
One of the 140 employees is chosen
at random.
b) Write down the probability that this
person is a left-handed female.
LH
(3)
(1)
Total marks: 4
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lockers 1, 4, 9, 16, 25, 40, and 49 are open

i ran through it by the other answer is wrong

answer 1 : option "c"

answer 2 : option "d"

answer 3 : option "b"

answer 4 : option "d"

answer 5 : option "b"

answer 6 : option "a"

answer 7 : option "c"

answer 8 : option "d"

answer 9 : option "c"

answer 10 : option "d"

answer 11 : option "c"

answer 12 option "b"

answer 13 option "c"

answer 14 option "c"

answer 15 option "d"

answer 16 option "a"

answer 17 option "b"

answer 18 option "c"

answer 19 option "a"

answer 20 option "a"

answer 21 option "c"

d