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Start learning 50% faster. Sign in nowSol. Let total number of students be x Total number of participating students = 70% of x Number of boys who are participating = 20% of 70% of x As per the question, number of boys = 4200 20% of 70% of x= 4200 ⇒ x =4200*100/70*100/20=30,000 Total number of students = 30,000.
If all the letters in the word ‘CANTONMENT’ are arranged in alphabetical order from left to right such that the vowels are arranged first followed b...
If 38 @ 9 = 66 and 63 @ 43 = 122, then 29 @ 57 = '?'.
Select the option that is related to the fifth letter-cluster in the same way as the second letter-cluster is related to the first letter-cluster and th...
If
‘White’ is called ‘Blue’,
‘Blue’ is called ‘Red’,
‘Red’ is called ‘Yellow’,
Yellow' is called ‘...
Select the related number from the given alternatives:
13 : ? :: 12 : 1729
Select the option that is related to third letter-cluster in the same way as the second letter-cluster is related to the first letter-cluster.
OL...
Select the option that is related to fourth number in the same way as the first number is related to the second number and the fifth number is related t...
Select the option that is related to the third number in the same way as the second number is related to the first number.
55 : 86 :: 37 : ?
Unscramble the letters in the words given below and identify the odd word out.
Select the option that is related to third letter cluster in the same way second letter cluster is related to first letter cluster.
REASON: WVF...