Question
The average mark obtained by 130 candidates in a certain
examination is 50. If the average marks of passed candidates are 55 and that of the failed candidates is 30, then what is the number of candidates who passed in the examination?Solution
According to question, => 55 × x + 30 × (130 − x) = 130 × 50 => 55x + 3900 – 30x = 6500 => x = 104
Match Column I and Column II and choose the correct match from the given choice
In the following questions two columns are given containing three sentences/phrases each. In first column, sentences/phrases are A, B and C and in the ...
Column (1)
Column (1)
In the following questions two columns are given. In column-I three sentences are given, each of them consisting of a blank which may or may not be fil...
In the following questions two columns are given containing three sentences/phrases each. In first column, sentences/phrases are A, B and C and in the ...
(A)The Mission launche...
In the following questions two columns are given containing three Sentences/phrases each. In first column, sentences/phrases are A, B and C and in the ...
Match the phrases in Column 1 with the phrases in Column 2.
In each of the following questions, a sentence is given with three blanks. Each question is followed by a table which consists of three columns. You ar...
Relevant for Exams:
