Question

the ratio of grade 5 and grade 6 selected pupils who attended the workshop was 5:7 if there were 48 participants,how many grade 5 pupils attended?
A. 10
B. 15
C. 20
D: 30​

Answer 1

Answer:

20

Step-by-step explanation:

5(grade 5)/5+7 × 48 = 20

Answer 2

Answer:

20 students...

Step-by-step explanation:

ratio ...take in terms of x..

so 5x and 7x

now add and equate to total...

therefore

5x +7x = 12x

12x =48

x=48/12

x=4

so grade 5= 5×4

=20