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'A multimillion-pound industry has grown up concerned with manipulating Google rankings through a process called “search engine optimisation”.' What is suggested by this sentence? (Official LNAT Practice Paper)

Section A of the LNAT is multiple choice. The possible answers for this question from an official LNAT Practice Paper are:(a) There is too much information on Google. (b) Students can’t distinguish betwee...

Answered by Tutor118911 D. • LNAT tutor

1409 Views

What techniques can be used to improve my scores on the abstract reasoning section of the UKCAT?

The Abstract Reasoning section of the UKCAT tests the ability to interpret patterns amongst abstract shapes with irrelevant and distracting information. The section is highly time pressured so critical ev...

Answered by Adam S. • UCAT tutor

1954 Views

Show that i^i = e^(-pi/2).

This question is very similar to differentiating x^x and the method for tackling it is quite common when powers are involved. We want to show that i^i=e^(-pi/2). Start by writing z=i^i (act like we do not...

Answered by John P. • STEP tutor

6116 Views

How should I attempt to answer an LNAT essay question?

Whilst some essay questions may interest you more than others, it is important to be tactical in your choice. Choose the question that you feel that you have the most to say about rather than the one that...

Answered by Bronte C. • LNAT tutor

1610 Views

We define the digit sum of a non-negative integer to be the sum of its digits. For example, the digit sum of 123 is 1 + 2 + 3 = 6. Let n be a positive integer with n < 10. How many positive integers less than 1000 have digit sum equal to n?

First we should consider how many positive integers less than 100 have digit sum equal to n. The answer should be relatively straight forward for this - it is n+1.For example, if n = 3 then we can have 03...

Answered by Ron L. • MAT tutor

5284 Views