Prove that 0. 818181818181... is a rational number.
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15
4n - 2 is the formula for a sequence. Find the value of the 40th term.
158
5
(3, 7, 11, 15 ... )Find the nth term formula for the sequence.
4n - 1
10
Simone and Jon are playing darts. The probability that Simone hits a bull’s-eye is 0.1. The probability that Jon throws a bull’seye is 0.2. Simone and Jon throw one dart each. Find the probability that exactly one bull's-eye is thrown?
0.26
15
James and Sarah are both taking a music examination independently. The probability that James passes is 3/4 and the probability that Sarah passes is 5/6 . What is the probability that at least one passes.
23/24
20
The probability that Jasmine passes her driving test is 4/7 . What is the probability that Jasmine fails?
3/7
10
A card is drawn from an ordinary 52 card pack. What is the probability that the card will be a five.?
4/52 then 1/13
5
Find the area of the object.
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20
Find the volume of water in the diagram.
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20
Find the perimeter.
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15
a -b / c = d make b the subject of the formula.
b = a-cd
10
15(x - 2) - 20(x - 2)^2
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25
2(y-4) + 4(y+2) = 30
y = 5
25
Solve 8(p+4) - 10(9p -6)
82p+92
15
What are the sum of the interior angles of a decagon?