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vinni

· started a discussion

· 1 Months ago

aptitude (Question: 106027.0 )

in this exam question 49 1440%8%5=90% of x...
then in the given solution given as 1440%8*5=90% of X as taken

Question:

What should come in place of the question mark (?) in the following questions?

            
1440 ÷ 8 ÷ 5 = 90% of ?
Options:
A) 36
B) 40
C) 45
D) 50
E) None of these
Solution:
Ans (b) 1440 ÷ 8 ÷ 5 = 90% of x

kanhaiya jha

· commented

· 1 Months ago

1440 ÷ 8 ÷ 5 = 90% of ?
or, 1440/40 =90x/100
or, 36 = 9x/10
or, 360= 9x
So, x=40
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