lizzy6629
24.10.2019 •
Mathematics
Ivana and gloria are sisters. gloria is
35 years old. three years ago gloria was
four times as old as ivana. how old is ivana
now?
Solved
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Ответ:
11 years old
Step-by-step explanation:
3 years ago, Gloria was 32 years old
If Ivana's age is = x
Then, 4x = 32
x = 8
3 years ago, Ivana was 8 years old
So now she is 11 years old.
Ответ:
Step-by-step explanation:
This is the formula for area of any circle. In the fomula, A stands for the Area, π is the constant pi (usually rounded to 3.14) and r is the radius of the circle. Plug in the values you are given and simplify to get the answer.