Question

Ali wanted to paint his doors. He bought 3 tins of paint.
Each tin contained 3 litres of paint. Ali hadi 1L 200ml of paint
left after painting his doors. How much paint did he use?​

Answer 1

Answer:

7L 800ml

Step-by-step explanation:

3tins x 3litres = 9litres total

9litres -1litre 200ml

9x1000ml -(1x1000ml+200ml)

9000-1200

7800ml = 7litres 800mililitres used