If logYx = (a.logZ y) = (b.logX z) = ab, then which of the following pairs of values for (a, b) is not possibe

1. (–2, 1/2)

2. (1, 1)

3. (0.4, 2.5)

4. (a, 1/a)

5. (2, 2)

View Answer

Correct Answer :

(2, 2)

Explanation :
No Explanation available for this question

What are the values of x and y that satisfy both the equations20.7x . 3-1.25y = 8√6/27 40.3x . 90.2y = 8.(81)1/5

1. x = 2, y = 5

2. x = 2.5, y = 6

3. x = 3, y = 4

4. x = 3, y = 4

5. x = 5, y = 2

View Answer

Correct Answer :

x = 5, y = 2

Explanation :
No Explanation available for this question

Let f(x) = max (2x + 1, 3 – 4x), where x is any real number. Then the minimum possible value of f(x) is

1. 1/3

2. 1/2

3. 2/3

4. 4/3

5. 5/3

View Answer

Correct Answer :

5/3

Explanation :
No Explanation available for this question

When you reverse the digits of the number 13, the number increases by 18. How many other two-digit numbers increase by 18 when their digits are reversed

1. 5

2. 6

3. 7

4. 8

5. 10

View Answer

Correct Answer :

Explanation :
No Explanation available for this question

An equilateral triangle BPC is drawn inside a square ABCD. What is the value of the angle APD in degrees

1. 75

2. 90

3. 120

4. 135

5. 150

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Correct Answer :

150

Explanation :
No Explanation available for this question

Arun, Barun and Kiranmala start from the same place and travel in the same direction at speeds of 30, 40 and 60 km per hour respectively. Barun starts two hours after Arun. If Barun and Kiranmala overtake Arun at the same instant, how many hours after Arun did Kiranmala start

1. 3

2. 3.5

3. 4

4. 4.5

5. 5

View Answer

Correct Answer :

Explanation :
No Explanation available for this question

How many pairs of positive integers m & n satisfy (1/m) + (4/n) = (1/12), where n is an odd integer less than 60

1. 7

2. 5

3. 3

4. 6

5. 4

View Answer

Correct Answer :

Explanation :
No Explanation available for this question

A confused bank teller transposed the rupees and paise when he cashed a cheque for Shailaja, giving her rupees instead of paise and paise instead of rupees. After buying a toffee for 50 paise, Shailaja noticed that she was left with exactly three times as much as the amount on the cheque. Which of the following is a valid statement about the cheque amount

1. Over Rupees 22 but less than Rupees 23

2. Over Rupees 18 but less than Rupees 19

3. Over Rupees 4 but less than Rupees 5

4. Over Rupees 13 but less than Rupees 14

5. Over Rupees 7 but less than Rupees 8

View Answer

Correct Answer :

Over Rupees 18 but less than Rupees 19

Explanation :
No Explanation available for this question

In the above diagram, ABCD is a rectangle with AE = EF = FB. What is the ratio of the area of the triangle CEF and that of the rectangle

1. 1/6

2. 1/8

3. 1/9

4. None of these

View Answer

Correct Answer :

1/6

Explanation :
No Explanation available for this question

Anita had to do a mutiplication. Instead of taking 35 as one of the multipliers, she took 53. As a result, the product went up by 540. What is the new product

1. 1050

2. 540

3. 1440

4. 1590

View Answer

Correct Answer :

1590

Explanation :
No Explanation available for this question

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