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x² + y² + z² = xy + yz + zx (x≠0) If x² + y² + z² - xy - yz - zx = 0 Then x = y = z (5x+3y-4z)/2x = (5x+3x-4x)/2x = 4x/2x = 2
Select the number from the given options that can replace the question mark (?) in the following series.
83, 95, 88, ?, 93, 105, 98
Select the Venn diagram that best illustrates the relationship between the following classes.
Europe, United Kingdom, London
Select the figure from among the given options that can replace the question mark (?) in the following series.
A question is given, followed by three statements labelled I, II and III. Identify which of the statements is/are sufficient to answer the question.
...In a certain code language. 'COCK' is written as 'EQEM', and 'DUCK' is written as 'FWEM'. How will 'SWAN' be written in that language?
Which of the following letter-clusters will replace the question mark (?) in the given series?
RI, PK, LO, FU, XC, ?
In the following number-pairs, the second number is obtained by applying certain mathematical operations to the first number. Which numbers should repla...
Three statements are given, followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at varianc...
Rohit drives 3 km towards north from point A. He takes a left turn and drives 4 km. Again he takes a left turn and drives 6 km. Finally, he takes a left...
Select the option that is related to the third letter-cluster in the same way as the second letter-cluster is related to the first letter-cluster.
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