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The sum of three numbers is 264. If the ...

The sum of three numbers is 264. If the first number be twice the second and third number be one third of the first, then the second number is a. 48 b. 72 c. 54 d. 84

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S CHAND IIT JEE FOUNDATION-LINEAR EQUATIONS IN ONE VARIABLE-Unit Test -2
  1. The sum of three numbers is 264. If the first number be twice the s...

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  2. If b/a=0. 25 , then what is the value of (2a-b)/(2a+b)+2/9 ?

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  3. Find the value of : (0.98)^3+(0.02)^3 + 3xx 0.98 xx 0.02-1

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  4. Simplify: a^2b(a^3-a+1)-a b(a^4-2a^2+2a)-b(a^3-a^2-1)

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  5. Match the problem with their answers :

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  6. Simplify: ((0. 35)^2-(0. 03)^2)/(0. 19) .

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  7. The value of ((2. 3)^3-\ 0. 027\ )/((2. 3)^2+\ 0. 69+0. 09) is 2 (b) ...

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  8. 2n is an even number. What are the odd numbers on each side of it ? Th...

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  9. The factors of a^(4) - 4a^(2) are

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  10. If a + (1)/(a) = 4, then the value of a^(2) + (1)/(a^(2)) is

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  11. The value of ((1.5)^3 + (4.7)^3 + (3.8)^3 - 3 xx 1.5 xx 4.7 xx 3.8)/...

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  12. Solve : (x-4)^(2) - (x+4)^(2) = 48. The value of x is

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  13. Divide 3x^(4) - 5x^(3)y + 6x^(2)y^(2) - 3xy^(3) + y^(4) by x^(2) - xy ...

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  14. Simplify, giving your answer in factors : 3(x-1)^(2) + 5(x-1)(x+4)-2(x...

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  15. factorize 2x^(2) - 5xy + 3y^(2), and use your result to factorize 2(3a...

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  16. (a^2-b^2-2b c-c^2)/(a^2+b^2+2a b-c^2) is equivalent to (a-b+c)/(a+b...

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  17. One of the factors of a^(3) - b^(3) - a^(2)b + ab^(2) + a^(2) - b^(2) ...

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  18. If x + y - 1 = 0, then x^(3) + y^(3) - 1 is equal to

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  19. x+y=a and x y=b ,then the value of 1/(x^3)+1/(y^3)

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  20. If 2x + k y + z is a factor of 9y^(2) - z^(2) - 2xz + 6xy, then the va...

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  21. In a lottery, a total of 200 prizes are to be given. A prize is either...

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