Algebra

• x = 60

• x = 51

• x = 45

• x = 36

If x = 0

What is 8 - (x + 9)?

• 1

• -1

• 0

• Impossible to know

20% of a is 2

Find a²

• 0.1

• 10

• 100

• 1000

In the zoo there is a cage filled with chickens and birds. There are 50 chickens. The number of birds are 5 less than 2 times of the number of chickens.

What is the number of chickens?

• 95

• 100

• 80

• None of the above

x = 1. This is a/an......

• Equation

• Formula

• Impossible to know

If the age of Sam is a and Tam is 2 times bigger than sam, express Tam's age in terms of a.

• a²

• a

• 2a

Which of these equations will give you an answer of y = 3?（muiltiple-choice）

• u + 9 = 12

• y = 1+2

• y² = 9

Answer explanation

If you choose u + 9 = 12, remember that we need to find out y not u!

8 + p = p^{2658762861875643895672896482976p}

^{What is p is p if a positive integer?}

• p = 328562765946278562

• p = 8

• There is no such answer

• p = 0

(Much more points in this question!)

I have a rectangle: it's width is x and length is y. I say y = 3x, express the perimeter of the rectangle in x.

• 3x²

• 4x

• 8x

• 3x

Evaluate 3a + 4b  if a = 5 and b = 6

• 11

• 81

• 39

• 44