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