Top answers

Have you been following any recent advances in medicine/dentistry? Technological or otherwise?

This is quite a common question to be asked in medicine or dentistry interviews. Try to keep up with events and news surrounding medicine/dentistry, you don't have to talk about everything but having one or ...
PB
1483 Views

A quadrilateral shape has angles of 60, 75, and 105 degrees. How many degrees is the fourth angle?

All interior angles in a quadrilateral add up to 360 degrees. Adding up what we know so far 60 + 75 + 105 = 240. So the fourth angle must be 360 - 240 which equals 120 degrees.
PB
Answered by Priti B. • Maths tutor
7551 Views

Simplify the algebraic expression: (3x^2-7x-6)/(x^2-6x+9)

We start by noticing that both the numerator and denominator are expressions which can be factorised into brackets. Starting with the numerator, we multiply the coefficient of x^2 and the constant term toget...
EG
Answered by Emily G. • Maths tutor
4586 Views

Why is bacteria in school labs incubated at 25°C or lower?

Bacteria resides virtually everywhere around (and within) us. In schools and university conditions, bacteria cultures are incubated at 25°C or lower to reduce the chances of growing harmful pathogens which c...
EP
Answered by Ekaterina P. • Biology tutor
34487 Views

Solve the simultaneous equations: 3x − y = 23 2x + 3y = 8

Write the 2 equations above each other: 3x-y=23 2x+3y=8First we want to remove the y terms to be able to find out x, so multiply the top equation by 3 9x-3y=69 2x+3y=8Now that we have -3y on the top and -3y ...
JB
Answered by Jessica B. • Maths tutor
8266 Views