Answer:
the answer is 61917364599
Step-by-step explanation:
I hope this helps! :)
Answer:

Step-by-step explanation:
multiply the numerator/denominator of the first fraction by (x - 4)
multiply the numerator/denominator of the second fraction by (x + 2)
this ensures that the fractions have a common denominator
- 
=
-
← subtract numerators leaving the common denominator
= 
=
Lidal's price is better
Step-by-step explanation:
Lidal
4 for £2.04
1 for £2.04/4= £0.51= 51 p
Oldi
9 for £4.68
1 for £4.68/9= £0.52= 51 p
Lidal offers better price per roll
Steps:
57.68÷8
=7.21minutes per hour
(p.s. make sure they don't want you to round!)