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Class VII Mathematics Talent Test: Exponents & Powers
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Class VII Mathematics Talent Test: Exponents & Powers
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20 Questions

1. If a = 2 b = 3 then find the value of a^b + b^a
2. Simplify and express the result as a rational number (9^2 – 4^3) x (-3/17)^2 x 34/9
3. Simplify and express the result as a rational number (9^2 – 4^3) x (-3/17)^2 x 34/9
4. If a = 2 b = 3 then find the value of a^b + b^a
5. (-1)^10 + (-1)^101 + (-1)^51
6. Evaluate (2^55 x 2^60) – (2^97 x 2^18)
7. (-2/5)^7 / (-2/5)^5
8. In power notation 243/32 can be expressed as
9. If p/q = (5/6)^2 ÷ (56)^0 , Find the value of (p/q)^2
10. Third power of (1/3) X fourth power of 3 is equal to
11. Express in standard form of 15260000
12. Third power of (1/3) X fourth power of 3 is equal to
13. Find the product of the cube of (1/2) and the square of (-5/3)
14. Find the value (2/3)^6 x 34 x 1/3 x 1/6
15. Multiply 343/729 and 9/7 and express the result in exponential form
16. Find the value (2/3)^6 x 34 x 1/3 x 1/6
17. (-2/5)^7 / (-2/5)^5
18. Which of the following is not equal to (-2/5)^4?
19. The value of (3º-2º ) x 5º is
20. Simplify (-2)^4 x 5^3 x (-3)^5 / 125 x 3^5

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