1. By what least number 4320 be multiplied to obtain a number which is a perfect cube?
2. Find the least square number which is exactly divisible by 10,12,15 and 18.
3. If √15=3.88, find the nearest value of √(5/3)
4. Simplify: √[( 12.1)2 − (8.1)2] / [(0.25)2 + (0.25)(19.95)]
5. Evaluate: √(9.5*0.0085*18.9)/(0.0017*1.9*0.021).
6. Find the value of √0.289/0.00121
7. What is the square root of 0.0009?
8. Find the value of √25/16.
9. If a*b*c=√(a+2)(b+3)/(c+1),find the value of 6*15*3.
10. Evaluate: √248+√51+√169
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