Question

1. Without actual division, find whether the following rational numbers are
terminating or non-terminating repeating: 11/50 and 27/56.
2. Insert four rational numbers between 3 and 4.
3. Express each of the following decimals as a fraction in simplest form: i)
0.3 ii) 0.5 iii) 1.4 iv) 0.9999
4. Express 0.001 as a fraction in simplest form.
5. Find the value of V4.3 graphically.
6. If x = 3+ V8 find the value of x² +1/x?.
7. If a and b are rational numbers and (root11 - root7)/(root11+ root7)
8. Visualize 3.765 on the number line using successive magnification.
9. Find the degree of polynomial 30x - 15x² +40.
10. Find the remainder when 6x - 5x' + 2x - 9 is divided by (x - 1).
11. Show that x = 1 is a zero of the polynomial 2x - 3x² + 7x - 6.
12. Factorise: x(x-y)+3x+y(x-y)
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Answer 1

write the deniminator as product of primes.If this contains inky 2's and 5's

then it is terminating otherwise it is non terminating