NUMBER THEORY
Which digit in the number 1.83 has the lowest place value?
3
Which of the following units of measurement is appropriate for measuring area?
kilometres (km)
Cubic centimetres (cm3)
Square metres (m2)
Square metres (m2)
Jay bought a shirt for $83 and later sold it for $95. What was his profit?
$12
What is the size of a right angle?
90°
Write the number 9006 can be written in words.
Nine thousand and six
A bus is travelling at an average speed of 60 kilometres (km) per hour. How many hours will it take to travel 240 km?
4 hours
Given US $1.00 = EC $2.60
Mr. Knights exchanges US $50 for EX dollars. How much money would he receive in EC dollars?
$130
Which type of angle measures more than 90° but less than 180°
Obtuse angle
Write 9,307,010 in expanded notation
(9 x 106) + (3 x 105) + (7 x 103) + (1 x 101)
A rectangular eraser has lengths of 8 cm and 3 cm. What is its perimeter?
22 cm
The cost of 4 marbles is $4.48. What is the cost of 10 similar marbles?
$11.20
The following numbers represent the goals scored by some friends during a football tournament
10, 8, 8, 7, 5, 9, 7, 10, 7
The median of the goals scored is
8
What is the difference between 0.34 and 0.029?
0.311
A rectangular eraser has lengths of 8 cm and 3 cm. It is cut using a diagonal line into two equal triangles. What is the area of a triangle?
12 cm2
A store sells each of its chair for $600. A damaged chair is sold for $450. The loss on a damaged chair as a percentage is:
25%
What is the total internal degrees of a kite?
360°
Roy has to run a total of 12 miles each week. For the current week, he has run 1.7 miles each day from Monday to Friday. How many more miles does he have to run to accomplish his goal of running 12 miles?
3.5 miles
How many lengths of ribbon measuring 125 mm EACH can be cut from a roll measuring 2.5 m?
20
Jabari sold his TV for $400. This represented a loss of 20%. What was the cost price of the TV?
$500
The scores of some students were 10, 30, 45, 80, 30.
What is the mean score:
39