Algebra Basic’s Quiz
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* Required
2x + 3y + 4x  2y is equal to which of the following?
*
1 point
7x
6x  y
11xy
6x + y
36  6 ÷ 2 + 8 is equal to which of the following?
*
1 point
3
23
41
25
Apples cost a cents each. Bananas cost b cents each. If I buy 3 apples and 2 bananas, what does 3a +2b represent?
*
1 point
3 apples and 2 bananas
The total amount of fruit I buy
The total cost of 3 apples and 2 bananas
Which of the following is equivalent to 3x + 3x?
*
1 point
6x²
9x
9x²
6x
Which of the following is equivalent to 2(2x  5)?
*
1 point
4x  5
4x  10
14x
2x  10
Which of the following is equivalent to y = 4x?
*
1 point
x = y/4
x = y/4
x = y + 4
Which of the following is equivalent to (x+3)²?
*
1 point
x² + 3²
x² + 6
x² + 6x + 6
x² + 6x + 9
x² + 9
Which of the following is an equivalent expression to (5a + 20) ÷ 5?
*
1 point
a + 4
a + 20
5a + 4
a = 4
When an odd number is added to an odd number the total will be?
*
1 point
Always an odd number
Always an even number
Sometimes an odd number
Sometimes an even number
Which of the following is equivalent to x/2 + x/3?
*
1 point
2x/5
x²/5
5x/6
2x/6
Which of the following is true, for a not equal to b and a, b ∈ R?
*
1 point
a  b = b  a
a  b =  a + b
a  b =  1(b  a)
John sells cars. He receives a basic weekly wage of €400 and he also gets commission of €50 for every car he sells per week. What is his total weekly wage if he sells x cars per week?
*
1 point
400x + 50
400 + 50x
450x
400
Which of the following is equal to (x⁵)²?
*
1 point
x²⁵
x⁵²
x⁷
x¹⁰
Which of the following is equal to 5⁰?
*
1 point
1
0
5
50
A length of wood is 6 metres long. It is cut into two pieces. One of the pieces is x metres long. How long is the other piece?
*
1 point
(x  6) metres
3 metres
I can’t say as I don’t know what x is.
(6  x) metres
I bought a pencil and a marker. The marker cost €1 more than the pencil. The cost of both items was €1.40. How much did the pencil cost?
*
1 point
€0.40
€1.20
€0.20
Considering the equation r = 25 + s , which of the following is true, for s ≠ 0?
*
1 point
r is greater than s
s is greater than r
r = 25
I cannot tell which is greater
In a hospital, there are 5 times as many nurses as doctors. If we let n equal the number of nurses and d equal the number of doctors, which one of the following is correct?
*
1 point
5n = d
n/d = 5
d/n = 5/1
n = 5 + d
Simplify the following 3x²(x2)  2(x3) + 7(x2)
*
1 point
3x³  6x² + 5x
6x³ + 6x 14x
3x³  6x² + 5x  8
3x³  6x² + 5x  20
Factorise (x² x  12)
*
1 point
(x3)(x4)
(x+3)(x+4)
(x3)(x+4)
(x+3)(x4)
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