0.05 is 1/10 the value of ?
1. 5
2. 0.005
3. 0.5
4. 50

What are the soultion(s) to the quadratic equation 40- x^2=0

How do you determine whether a relationship represented as as graph is linear or nonlinear

Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.