Numbers and Integers
What is 10% of 100
10
What is sum of all angles in a triangle?
180o
Simplify the ratio
15:25
3:5
Simplify the fraction: 64/8
8
Calculate: -25 x 17
Answer: -425
Find 9% of 1600g
144g
A right-angle triangle has angles A,B and C.
A is a right-angle and B is 700.
Find the value of angle C.
200
A salad dressing has a 5:15 ratio of vinegar to oil. If there are 25 mL of vinegar, how many mL of oil should be added?
75mL of oil.
Round up to 2 decimal places: 151.12851
151.13
Calculate: 33 - 2(5)
Answer: 17
A pen costs $8, a 15% discount on given on that pen. What is the final price of the pen?
$6.8
Find the area of a circle with a radius of 12cm.
A = 452.39cm2
Bella and James share 84 chocolates in the ratio 3 : 4.
How many chocolates does each get?
Bella gets 36 chocolates.
James gets 48 chocolates.
How many sides does a hexagon have?
6
Calculate: -(8)2 + 16 ÷ (2)3
-6
Jack bought a painting for $600 and sold it for $648. Find the profit as a percentage of the cost.
8%
If one side of a right triangle is 5 cm and the other side is 12 cm, what is the length of the hypotenuse?
13cm
This 360 cm piece of rope is cut into three pieces in the ratio 2 : 1 : 3.
What is the length of each piece?
120cm
60cm
180cm
Calculate: 25-15-21+18
7