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?

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

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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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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=.....?

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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.

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

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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

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

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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 ?

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

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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?

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

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

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

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

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

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

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

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

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the unit digit of (6717)^103 is ?

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