Question 5 There are seven candidates for a position. In how many ways can a selection of four be made amongut them.
so that
two persons whose qualifications are below par are excluded?
b.
two persons with good qualifications are included?
Pick the option below that has both answers correct
b. 10
b. 21
a. 5:
a. 35:
8. 120
12]
(3)
14
b. 20
b. 20
a5:

answer

a,b, and d

explanation

a reflection angle is more than

but less than;

an angle that measures

is a reflex angle.(true)

an angle that measures less than

is acute.(true)

provided we are considering angles greater or equal to zero.

an acute angle lies in the range.

an obtuse angle is less than 180° but more than 90°

an angle that measures 300° is obtuse (false)

an angle that measures 65° is an acute angle.(true)

24

step-by-step explanation:

the graph shows 30% of students walk. 80 students were questioned, so the number that said they walk is

30% × 80 = 0.30 × 80 = 24