** Question No : 8**

**If **$\sqrt{15}=3.88$**, find the nearest value of $\sqrt{(5/3)}$**

1.2934..

1.2933..

1.3

1

** Question No : 9**

**Find the least square number which is exactly divisible by 10,12,15 and 18.**

999

900

899

987

** Question No : 10**

**By what least number 4320 be multiplied to obtain a number which is a perfect cube?**

** **

32

56

52

50