1 70%
Toilet rolls come in packs of 4 and 9.
The 4-pack is priced at £2.25.
The 9-pack is priced at £4.50.
By calculating the price per roll, determine which pack is better value.
Show your working.

what does 1 and 70% mean in this question

answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.