Convert 12/25 to a percentage.

1.1

Step 1: Subtract the second number from the first.

$3.5 - 1.4 = 2.1$

Step 2: Subtract the third number from the result.

$2.1 - 1.5 = 0.6$

0.6

1.2

Step 1: Conversion factor: $1$ m = $100$ cm.

$2.37 \times 100 = 237$

237 cm

1.3

Step 1: Conversion factor: $100$ cm = $1$ m.

$250 \div 100 = 2.5$

Step 2: Write to 2 decimal places.

$2.5 = 2.50$

2.50 m

1.4

Step 1: Distance formula: distance = speed $\times$ time.

$50\ km/h \times 1\ h = 50\ \mathrm{km}$

50 km

1.5

Step 1: Conversion factor: $1$ kg = $1000$ g.

$2.75 \times 1000 = 2750$

2750 g

1.6

Step 1: Conversion factor: $1$ tonne = $1000$ kg.

$3.20 \times 1000 = 3200$

Step 2: Write to 2 decimal places.

$3200 = 3200.00$

3200.00 kg

1.7

Step 1: $500$ ml = $0.5$ L (since $1000$ ml = $1$ L).

Step 2: $1$ L water weighs $1$ kg.

$0.5\ L \times 1\ kg/L = 0.5\ \mathrm{kg}$

0.5 kg

1.8

Step 1: Cost formula: total cost = price per litre $\times$ number of litres.

$1.20\ £/L \times 25\ L = 30\ \mathrm{£}$

£30

1.9

Step 1: The scale is marked at 59 kg, 60 kg, 61 kg.

Each division = $1$ kg.

Step 2: Car reading is 25% across the division from 60 kg to 61 kg.

$0.25 \times 1\ kg = 0.25\ \mathrm{kg}$

Step 3: Add to starting mark.

$60 + 0.25 = 60.25\ \mathrm{kg}$

60.25 kg