Answer:
70.5
Step-by-step explanation:
Refer to attached image
Answer:
£ 537.63
Step-by-step explanation:
original price = 100%
selling price = 100% - 7% = 93% = £500
just do the proportion or ratio

OP = 500 x 100% / 93%
OP = £ 537.634
rounded to the nearest penny and become £ 537.63
Answer:
13a² + 5
Step-by-step explanation:
Not 100% but 90% sure. Work on Picture.