Probability
1/2 or Half
5 x 42
210
How many degrees is half of a right angle?
45 degrees
What is the decimal equivalent of one half?
0.5
There are 22 students in our class. If each class in the school has the same number of students, and there are 13 classes in the school, what is the total number of students in the school?
286
Complimentary angles add up to ____ degrees.
90
80%
Eggs come in cartons of 12 and 18. Maria buys 2 cartons of 12 and Jeff buys 4 cartons of 18. How many eggs do they have in total?
96
Supplementary angles add up to ____ degrees.
180
A bag of marbles contains 60% black. The rest are grey. If there are are a total of 10 marbles in the bag, how many marbles are grey?
4 marbles are grey
A piece of rope is 18 meters long. If the rope is cut into 6 equal pieces, how long will each piece be?
3 METERS
Part of a supplementary angle is 110 degrees. What is the angle measurement of the other part?
70 degrees
A box of 50 crayons contains 34 blue crayons. The rest are orange. What is the percentage of pulling out an orange crayon?
32%
How many legs to 86 desks have?
344
Reflex angles always measure between ________ and _______ degrees
180 and 360