**Question 1:**
Express $65:240$ as a fraction in its lowest term

**Question 2:**
Express $25ml:5l$ as a fraction in its lowest term

**Question 3:**
Simplify ratio $2\frac{3}{4}:\frac{5}{9}$

**Question 4:**
Simplify ratio $7.2:1$

**Question 5:**
Divide $900$ in the ratio $4:5$

**Question 6:**
Divide $2$ meters to three parts in the ratio $3:5:7$. Express the length of each part in centimeters

**Question 7:**
A truck carries fuel in 4 tanks with capacity in the ratio 4:5:6:7. Find the total fuel capacity of all tanks if the largest tank is 84 liters

**Question 8:**
Onion cost £ $2$ for $3$ kilograms. How much cost $7$ kilograms of the onion?

**Question 9:**
$12$ people clean an office in $9$ hours. How long it will take for $8$ people to clean the office?

**Question 10:**
A car travels at $70$ mph. How far will the car travel in $3.5$ hours?