Answer:
The 9th and 11th students are also boys.
Step-by-step explanation:
Every other student is a boy. Since the 7th student is a boy this means the 8th student is a girl.
You can also think of it with odd numbers. Every odd numbered student is a boy.
Ok so
24=30%
find 100%
24=30%
diivde by 3
8=10%
multiply 10
80=100%
answe ris 80 coins
Answer:
8.7 * 10^7
Step-by-step explanation:
Scientific notation is a representation of huge but countable numbers at it's unit place with an expansion of the powers of 10.
Hence,
87,000,000
=87*10^6
=8.7*10^7
Area = 285mm²
Length = 18mm
We can find the width by dividing the area by the length.

approximately.
2(18) + 2(15.8) = 67.6mm