11) What is the value of x in 5x + 7 = 17?
12) What is the definition of Pi?
13) What is the name of the mathematical process used to find the area of a triangle?
14) What is the total sum of 1, 2 and 3?
15) What is the square root of 4?
16) What is the formula for calculating the circumference of a circle?
17) Q9 What is the sine of Pi/6 radians?
18) Q10 What is the result of (x+y)^2 ?
19) What is the square root of 25?
20) What is the natural logarithm of 1?