Question

1.3 Dominic buys a calculator costing £7.50, 3 packets of pens costing £1.80 for each packet and

Answer 1

Answer:

One ruler cost 0.60

Step-by-step explanation:

7.50(1) + 1.80(3) + 4x = 20 - 4.70

7.50 + 5.40 + 4x = 15.30

12.90 + 4x = 15.30

4x = 2.40

x = 0.6

Answer 2

I believe the answer is .60