A-Level
AQA
Mathematics (UK)
May 2022
QP-202205-Mathematics-U5-Local · Question 19
Question (excerpt):
19 A bank runs a campaign to promote Internet banking accounts to their customers. Before the campaign, 42% of their customers had an Internet banking account. One week after the campaign started, 35 …
19 A bank runs a campaign to promote Internet banking accounts to their customers. Before the campaign, 42% of their customers had an Internet banking account. One week after the campaign started, 35 …
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