Answer:a) L.C.M OF 2,3,5 is 30
THEREFORE=60/30+15/30÷10/30-6/30
=60/30+15/30×30/10-6/30(DMAS)
=60/30+3/2-6/30
=60+45/30 -6/30(ADDITION FIRST THEN SUBTRACTION.
=105/30-6/30
=105-6/30
=99/30
=33/10
b)(3+1/2)÷(2-1/2)=L.C.M IS 2,=(6+1/2)÷(4-1/2)=7/2÷3/2=7/3
Solution: The total money did addison have to begin with is $29.
Explanation:
Let the addison begin with money $x.
It is given that the addison earn $25 from his neighbor and $50 from her grandmother. So total money addison has 
She loaned her friend %18.
Now she has 
It is given that she had $86.

Therefore, the total money did addison have to begin with is $29.
There are 4 cookies. James eat 3/8 of the cookies. How many cookies are left?
Since we know the value for c and d we just plug them into the equation which will look like this. 6•5^2-5•4+8
Answer: 138