In a class, there are 20000 girls, 39000 boys. How many students are there in the class?

In a library, there are 12000 English books, 236300 Math books and 35222 books of other subjects. How many books are there in the library?

In a house, there are 123 chairs, 345 tables. How many items are there in the house?

In a cart, there are 3527 apples, 2552 peaces, 55000 watermelons. How many fruit are in the cart?

In a farm , there are 200 cows, 3718 chickens, 4356 sheeps. How many animals are there in the farm?

In a school library, there are 100000 English books, 120100 Math books and 91000  books of other subjects. How many books are there in the library ?

The length of each side of a square is 205m. A perimeter of the square is a perimeter of a rectangle. The width of the rectangle equals $\frac{1}{5}$ the perimeter of the rectangle. What is the length of the rectangle?

The length of each side of a square is 235m. A perimeter of the square is a perimeter of a rectangle. The width of the rectangle equals $\frac{1}{5}$ the perimeter of the rectangle. What is the length of the rectangle?

The length of each side of a square is 240m. A perimeter of the square is a perimeter of a rectangle. The width of the rectangle equals $\frac{1}{5}$ the perimeter of the rectangle. What is the length of the rectangle?

The length of each side of a square is 245m. A perimeter of the square is a perimeter of a rectangle. The width of the rectangle equals $\frac{1}{5}$ the perimeter of the rectangle. What is the length of the rectangle?

The length of each side of a square is 175m. A perimeter of the square is a perimeter of a rectangle. The width of the rectangle equals $\frac{1}{5}$ the perimeter of the rectangle. What is the length of the rectangle?

The length of each side of a square is 280m. A perimeter of the square is a perimeter of a rectangle. The width of the rectangle equals $\frac{1}{5}$ the perimeter of the rectangle. What is the length of the rectangle?

The length of each side of a square is 270m. A perimeter of the square is a perimeter of a rectangle. The width of the rectangle equals $\frac{1}{5}$ the perimeter of the rectangle. What is the length of the rectangle?

The length of each side of a square is 255m. A perimeter of the square is a perimeter of a rectangle. The width of the rectangle equals $\frac{1}{5}$ the perimeter of the rectangle. What is the length of the rectangle?

The length of each side of a square is 265. A perimeter of the square is a perimeter of a rectangle. The width of the rectangle equals $\frac{1}{5}$ the perimeter of the rectangle. What is the length of the rectangle?

The length of each side of a square is 165. A perimeter of the square is a perimeter of a rectangle. The width of the rectangle equals $\frac{1}{5}$ the perimeter of the rectangle. What is the length of the rectangle?

The length of each side of a square is 135. A perimeter of the square is a perimeter of a rectangle. The width of the rectangle equals $\frac{1}{5}$ the perimeter of the rectangle. What is the length of the rectangle?

The length of each side of a square is 130. A perimeter of the square is a perimeter of a rectangle. The width of the rectangle equals $\frac{1}{5}$ the perimeter of the rectangle. What is the length of the rectangle?

The length of each side of a square is 290m. A perimeter of the square equals a perimeter of a rectangle. The width of the rectangle equals $\frac{1}{5}$ the perimeter of the rectangle. What is the length of the rectangle?

The length of each side of a square is 195m. A perimeter of the square is a perimeter of a rectangle. The width of the rectangle equals $\frac{1}{5}$ the perimeter of the rectangle. What is the length of the rectangle?

The length of each side of a square is 180m. A perimeter of the square is a perimeter of a rectangle. The width of the rectangle equals $\frac{1}{5}$ the perimeter of the rectangle. What is the length of the rectangle?

The length of each side of a square is 220m. A perimeter of the square is a perimeter of a rectangle. The width of the rectangle equals $\frac{1}{5}$ the perimeter of the rectangle. What is the length of the rectangle?

The length of each side of a square is 210m. A perimeter of the square is a perimeter of a rectangle. The width of the rectangle equals $\frac{1}{5}$ the perimeter of the rectangle. What is the length of the rectangle?

The length of each side of a square is 185m. A perimeter of the square is a perimeter of a rectangle. The width of the rectangle equals $\frac{1}{5}$ the perimeter of the rectangle. What is the length of the rectangle?

The length of each side of a square is 275m. A perimeter of the square is a perimeter of a rectangle. The width of the rectangle equals $\frac{1}{5}$ the perimeter of the rectangle. What is the length of the rectangle?