In a class of 60, where girls are twice that of boys. Kamal ranked 17th from the top. If there are 9 girls ahead of Kamal, how many boys are after him in rank?
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here is your Answer
__________________
Let the total number of boys be X
then girls are twice of boys
so girls = 2x
Now
2x +X = 60
3x = 60
X = 60/3
X = 20 boys
2x = 40 girls
Now kaml ranked 17 from the top & 9 girls ahead of him
so
boys ahead of Kamal
= 17-9 = 8
boys after Kamal rank = 20-8 = 12 Ans
:-)☺
mark as brainlist
__________________
Let the total number of boys be X
then girls are twice of boys
so girls = 2x
Now
2x +X = 60
3x = 60
X = 60/3
X = 20 boys
2x = 40 girls
Now kaml ranked 17 from the top & 9 girls ahead of him
so
boys ahead of Kamal
= 17-9 = 8
boys after Kamal rank = 20-8 = 12 Ans
:-)☺
mark as brainlist
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