This cannot be solved unless you provide the picture for further answering.
Ok. So, if 8 pens cost £12. Then we would divide £12 by 8. Each pen costs £1.5.
So now we are going to multiply £1.5 and 10. £1.5*10=15.
The total of 10 pens is £15.
I hope this helps, if you need any additional help, just ask. I am here to help you as needed.
Answer:
i belive its 100
Step-by-step explanation:
Answer:
n = 59
Step-by-step explanation:
The given equation of n is 
and we have to solve it for n.
........... (1)
⇒ 
{Rationalizing the numerator}
⇒ 
.............. (2)
Now, adding (1) and (2) we get
⇒ n + 5 = 64 {Squaring both sides}
⇒ n = 59 (Answer)
4 x 5/7 = 20/7
20/7 = 2 6/7
