Rational Numbers (fractions)
In simplest form,
3/4 + 5/4 =
2
5-10=
-5
5% of 40
2
Find the mode:
2,2,3,3,3,4,4,4,5,5,5,6,6,6,6,7,7,7,8
mode = 6
What is the longest side of a triangle called?
hypotenuse
In simplest form,
7/10 + 5/20 =
19/20
144 - - 16 =
160
70% of 500
350
I the following data discrete, continuous, nominal or ordinal?
1st Place, 2nd Place, 3rd Place, 4th Place
Ordinal
What is the perimeter and area of a rectangle with side lengths of 10cm and 20cm
Perimeter: 60cm
Area: 200cm^2
In simplest form,
3/8 + 15/24 =
1
-23 + 11 =
-12
If I bought my car for $5000 and sold it for $6000, what percentage profit did I make? (from the cost price)
20% profit
3, 6, 8, 13, 14, 8, 19, 18, 13, 14, 15, 5, 6, 8, 2, 4, 5
Range = 17
What is the area of a square with perimeter 20 cm?
25 cm2
In simplest form,
4/12 x 6/8
1/4
-24 x -3 =
72
If I bought a second hand computer for $400 and sold it for $60 a year later, what was my percentage loss? (from cost price)
85% loss
Find the median:
3, 5, 6, 7, 2, 4, 5, 3, 5, 6, 7
Median = 5
(2, 3, 3, 4, 5, 5, 5, 6, 6, 7, 7)
What is the area of a triangle with base 2 meters, height 80 cm?
0.8 m2 or 8000 cm2
In simplest form,
4/15 divide 2/5
2/3
-42/7 - 10 =
-16
If I'm going to sell my ice-creams at a 75% profit margin, and a bought a whole tub for $5, what am I going to sell it at?
$8.75
Find the Mean:
2,2,2,2, 3,3,3,3,3,3, 4,4,4,4,4,4, 6,6,6,6, 7,7
Mean = 4
(88/22)
What is the volume of a rectangular prism with length 40 cm, width 80 cm and height 30 cm?
96 000 cm3