Question
The average marks obtained by 6 students in a class is
60. If the topper leaves, the average drops to 55. Find the marks of the topper.Solution
Let the marks of the student who left be ‘x’. So, x + (60 – 5) × 5 = 6 × 60 x + 55 × 5 = 360 x + 275 = 360 x = 360 – 275 x = 85 So, marks of the topper were 85.
Select the figure that will come next in the following series.
Question Figure:
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Select the number from the given alternatives that can replace the question mark (?) in the following series.
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If A is the son of Q, Q and Y are sisters, Z, is the mother of Y, P is the son of Z, then which of the following statements is correct?
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Which figure will replace the question mark (?) in the following figure series?
Which of the following numbers will replace the question mark (?) and complete the given number series?
15, 19 , 21, 25 , 27, ?
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In a certain code language, 'SPIT' is coded as ‘USKW’ and 'COPY' is coded as ‘ERRB’.
How will 'MOCK' be coded in that language?
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