A stack of 50 exercise cards is 1.9 cm thick. All cards in the stack have the same thickness. How thick is one card? Show your work.

3.1. Simplify each of the following ratios: 3.1.1. \( 4: 28: 16 \) 3.1.2. \( 6: 1.25: 2.5 \) 3.1.3. \( 3.6: 27: 13.5 \) 3.2. Distribute \( R 24000.00 \) in the ratio 2:1:5.

What is 100 degrees Celsius equal to in Fahrenheit?

Aşağıdaki sayıların 3 ile bölünebilmesi için gelebilecek rakamların tamamını yazınız. 1. \( 12 \square 8 \rightarrow \) 2. \( 150 \square \rightarrow \ldots \) 3. \( 11 \square 02 \rightarrow \)

Ejercicio 2: Cinco carpinteros necesitan 21 días para entarimar un suelo. ¿Cuántos carpinteros seran necesarios si se desea hacer el trabajo en 15 dias?

Ex. 3 Simplify \( \left(9.6 \times 3.6 \div 7.2+10.8\right. \) of \( \left.\frac{1}{18}-\frac{1}{10}\right) \)