If x + 1/x= 3, then the value of x5+ 1/x5 is

1.  120

2.  121

3.  123

4.  126

4

123

Explanation :
No Explanation available for this question

the expenses on rice, fish and of a. family are in the ratio 17 : 3. The prices of these rticles are increased by 20%, 30% arid 50% respectively. The total expenses of family on these articles are increased by

1.  14 1/8%

2.  7 1/8%

3.  56 1/8%

4.  28 1/8 %

4

28 1/8 \%

Explanation :
No Explanation available for this question

In a triangle ABC, BD and CE are perpendiculars on AC and AB respectively. If BD = CE then the ABC is :

1.  Equilateral

2.  Isosceles

3.  right-angled

4.  scalene

4

Isosceles

Explanation :
No Explanation available for this question

If a : b :c = 2 : 3 : 4 and 2a-3b + 4c = 33, then the value of c is

1.  6

2.  9

3.  12

4.  66/7

4

12

Explanation :
No Explanation available for this question

In an innings of a cricket match, three players A, B and C scored a total of 361 runs. If the ratio of , the number of runs scored by A to that scored by B and also number of runs scored by B to that scored by be 3 : 2, the number of runs scored by A was

1.  171

2.  181

3.  185

4.  161

4

171

Explanation :
No Explanation available for this question

In a school having roll strength 286, the ratio of boys and girls is 8 : 5. If 22 more girls get adimited into the school, the ratio of boys and girls becomes

1.  12:7

2.  10:7

3.  8 : 7

4.  4 : 3

4

4 : 3

Explanation :
No Explanation available for this question

A box contains 1 -rupee, 50-paise and 25-paise coins in the ratio 8 : 5 : 3. If the total amount of money in the box is Rs. 112.50, the number of 50-paise coins is

1.  80

2.  50

3.  30

4.  42

4

50

Explanation :
No Explanation available for this question

If a2 + b2 + c2 = ab + be + ca, where a, b, c are non zero real numbers, then the value of a + b/ c is

1.  2

2.  1

3.  0

4.  -1

4

2

Explanation :
No Explanation available for this question

The graph of the equation 2x-3y- 6 intersects the y-axis at the point .

1.  (-2,0)

2.  (0, -2)

3.  (2, 3)

4.  (2, -3).

4

(0, -2)

Explanation :
No Explanation available for this question

1.  Rs. 6,000

2.  Rs. 5,500

3.  Rs. 5,000

4.  Rs. 4,500

4