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Class 10
12 followers 11 Jul 2020 10:03 PM

If Joseph gets 71 on his next test, his average will will be 83 . If he gets 99, his average will be 87. How many tests has Joseph taken?

A

4

B

6

C

8

D

7

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12 followers 11 Jul 2020 09:52 PM

If the pair  of equation 4x+py+8=0 and 2x+2y+2=0 has unique  solution  then the value  of p is

A

P=4

B

P=2

C

For all values of p except 2

D

For all values of p except 4

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12 followers 11 Jul 2020 09:42 PM

A wizard having powers of mystic in conditions  and magical medicine seeing  a cock fight  going  on, spoke  privately to both the owners of cocks.  To one he said,"if your bird wins ,then we give me your stake money,  but if u don't win, I shal...

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A

42,40 gold coins

B

30,45gold cons

C

20,30 gold coins

D

12 ,15 gold coins

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12 followers 17 Jun 2020 09:03 PM

Let α and β be the zeroes of the cubic polynomial x3 + ax2+ bx + c satisfying the relation αβ+1= 0 then c2 + ac + b +1=.....?

A

0

B

1

C

2

D

3

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12 followers 17 Jun 2020 08:35 PM

one fourth of herd of goats was seen in the forest .Twice the square root of the number of the herd had gone up the hill and the remaining 15 goats were on the bank of river . find the total number of goats.

A

36

B

56

C

67

D

6

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12 followers 08 Jun 2020 08:49 PM

if x be real, find the maximum value of 7 +10x-5x^2 ?

A

16

B

13

C

12

D

23

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12 followers 08 Jun 2020 08:42 PM

if a and b are the roots of the equation x^2 -p(x+1) - q =0 then value of (a^2 +2a+1) /(a^2+2a+q) + (b^2 + 2b+1)/(b^2+2b+q) is

A

1

B

2

C

4

D

9

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12 followers 08 Jun 2020 08:22 PM

If x- 2/x-1 =1- 2/x-1, then number of solution is;

A

1

B

2

C

3

D

no solution

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12 followers 08 Jun 2020 08:17 PM

If p(x) =x^3 -3x^2 +2x+5 and P(a)=P(b)=P(c)=0 then the value of (2-a)(2-b)(2-c) is ?

A

2

B

3

C

5

D

4

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12 followers 08 Jun 2020 08:05 PM

If a^3 +b^3 -1 +3ab =0 then find the value of a+b= ?

A

1

B

2

C

5

D

8

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12 followers 02 Jun 2020 08:14 PM

A garden has 48 guava trees, 60 pineapple trees, and 96 mango trees.These have to be arranged in rows such that each row has same numbers of trees and all are of same type, Find the minimum number of such rows that can be formed?

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12 followers 26 May 2020 07:11 PM

(6)Find the unit digit  (19)^2013  +(11)^2013  -(6)^2013?

A

1

B

4

C

8

D

9

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12 followers 26 May 2020 07:04 PM

If his natural  no. Then find the remainder   when (37)^n+2  +(16)^n+1  +30^n is divided  by7?

A

1

B

0

C

7

D

8

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12 followers 26 May 2020 06:58 PM

The unit digit of (1+9+9^2+9^3+..........+9^2006)is?

A

1

B

4

C

7

D

9

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12 followers 26 May 2020 06:52 PM

Find the remainder  when  7^21+7^22+7^23+7^24 is divided by 25?

A

0

B

12

C

6

D

9

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12 followers 26 May 2020 06:49 PM

What  is the unit digit  in  7^95-3^58?

A

4

B

5

C

8

D

6

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12 followers 26 May 2020 06:46 PM

What will be the remainder  when 67^67+67 is divided by 68?

A

65

B

67

C

68

D

66

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12 followers 26 May 2020 06:43 PM

Find the remainder when  2^89 is divided by 89 ?

A

2

B

4

C

5

D

8

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12 followers 26 May 2020 06:40 PM

The remainder  when 17^15 is divided by 9 is ?

A

3

B

4

C

6

D

8

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12 followers 25 May 2020 10:32 PM

the unit digit of (6717)^103 is ?

A

3

B

4

C

5

D

6

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