I think the answer would be 1.8
-9 is a rattional number because it is an integer and it can be squared.
Answer:
The odds would be in faver of the white marble.
Step-by-step explanation:
Hope that helps :)
Answer:
48 3/4
Step-by-step explanation:
65/1
3 x65/4x1=195/4 which equal 48 3/4
When Serena is 10, her mom is 3*10=30. Her mom is 20 years older than Serena.
If her mom's age divided by half is equal to Serena's, then she will be twice as old as Serena.
20 + 20 = 40
20 * 2 = 40
Serena will be 20, her mom will be 40.