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.
Answer:
D
Step-by-step explanation:
It's 110. Since the one leg is not on zero it's not a full 160 instead you have to subtract 50 where the leg is.
8/9 * 1/4 = 8/36 division of fractions is equal to the multiplication of the reciprocal
Answer:
A = pi * r^2 = pi * 5^2 = 25*pi = 78.54 in²
Answer:
Step-by-step explanation:
1)3.14.16
2)78.54
3)12.57
4)346.36
5)72.38
6)i don't know sorry but this is better than no answer
