Hi, could someone please tell me how I would go about working these out: (the answer must be in the form aãb where a and b are integers and b is as small as possible.)

Question

Hi, could someone please tell me how I would go about working these out: (the answer must be in the form aãb where a and b are integers and b is as small as possible.)

1) Simplify ã500 
2) Simplify ã50 x ã60

Also..

Simplify the following fractions so that there is no root in the denominator: 
1/ã5 
12/ã3

Thankyou so much!

by the way, where there is a box and the a, is meant to be a square root sign!

55-4=

mohi · Answer

solution: if a number is mutliplied by 7 and 56 is subracted from the product the result is equal to 14?find the number.

Hi, could someone please tell me how I would go about working these out: (the answer must be in the form a�ãb where a and b are integers and b is as small as possible.)