Mean, Graphs, and Pie Charts
Coordinate Grids and Angles
Long Multiplication/Division
Formulae, Sequences and Ratios
Misc. Word Problems
100
How do we calculate the mean?
Add up all the numbers, then divide by how many numbers there are. In other words it is the sum divided by the count.
100
If a triangle has a 60° angle and a 35° angle, what is the missing angle?
The missing angle is 85°.
100
Ms. Ezz is very fashionable and buys stuff every week. She found 13 pairs of Gucci trainers on sale. She bought them all and they were £257.63 each. How much did she spend?
She spent a whopping £3,349.19.
100
Find the two numbers before and the two numbers after the sequence.
___, ___, 29, 43, 57, 71, ___, ___
The missing are:
1, 15, _, _, _, _, 85, 99
100
Mr. Lewis went on a holiday in Africa for people who love the 'Insanity Workout'. The first day he worked out for 43 minutes, the next day was 55 minutes, the next day he was tired and only went for 36 minutes. He really wants to reach the 3 hour mark for the holiday. How many more minutes does he need to work out?
He needs to work out for 46 more minutes.
43+55+36=134
3 hours=180 minutes
180-134=46
200
Mr. Lewis has a lot of dogs. They are all pretty old. Their ages are:
7, 11, 16, 9, 12, and 13.
What is their mean age?
The mean age is 11.33.
200
Which axis do you move along first when plotting coordinates, the X or the Y?
You first move along the X axis, THEN the Y axis.
200
Solve this division and give the remainder as a fraction. Use LONG division and show your work.
546÷31
The answer is 17 19/31
200
Simplify if necessary.
The ratio of red to green is 15:20, simplify by dividing by 5, we get a ratio of 3:4.
200
Ms. Ezz is amazing at managing her money. She is saving for a big vacation in the USA, because she thinks Americans are awesome. She needs to have $3,241,173. She only has 1/13 of the money. How much does she have?
3,241,173/13=$249,321
300
Mr. Mac runs like a champion. He runs 6 miles everyday. How many kilometers does he run in a week?
He runs a whopping 67.2 kilometers in a week.
6*7=42
42*1.6=67.2
300
What will the reflected shape coordinates be for the following shape across the Y axis?
You simply make the X axis a negative number.
The reflected coordinates will be (-4,2) (-6,7) and (-8,2).
300
Mr. Lewis loves rugby. He wants to buy new gear for his favorite team, the All Blacks. There are 15 players on the team. He buys them each a pair of shorts, socks, and a jersey totaling £243.76. How much is the total?
£3,656.40
300
Ms. Beggs loves to skip through the halls. She likes to count off how many steps she clears as she is skipping. If Ms. Beggs starts counting at 43 and counts 8 steps at a time, how many times does she have to skip to reach over 120?
She would have to count 10 skips to get over 120.
300
Mr. Mac is an incredible chef. He cooks amazing meals. For his last recipe he used very specific measurements. He used 9.43ml of olive oil at a cost of .23 cents a ml, 8.29ml of balsamic vinegar at a cost of .43 cents a ml and then 2.37ml of sesame oil at a cost of .63 cents a ml. How much liquid was used and how much did it all cost (round the numbers)?
9.43+8.29+2.37=20.09ml of liquid.
2.17+3.56+1.49=$7.22
400
Looking at the pie chart below, estimate how many people work in R&D if there are a total of 160 jobs.
24.8 is rounded up to 25%.
25% is 1/4th.
1/4th of 160 is 40.
40 people work in R&D.
400
What is the missing angle?
Add up all the angles and subtract them from 360°.
90+105+25=220
360°-220°=140°
400
Mr. Mac is very kind. He loves to give out compliments to all the students at BISJ. There are 457 students in the upper primary. He gives everyone a compliment, every day of the school week. How many compliments does he give in a month?
457x5=2,285
2,285x4=9,140
He gives 9,140 compliments a month!
400
Fill in the following: 3n-6
1 2 3 4 5 6 7
_ _ _ _ _ _ _
1 2 3 4 5 6 7
-3 0 3 6 9 12 15
400
Ms. Williams loves to make granola bars. She makes all different kinds of bars. In her lunch box you can find chocolate chip bars, butter bars, and almond bars in a ratio of 4 : 1 : 2. If her lunch box contains 30 almond bars, how many bars in total are there?
The lunch box 30 contains 105 bars.
4:1:2
4=60, 1=15, 2=30
500
In university, Ms. Beggs received the following scores on her math tests: 78, 92, 83, 99. What score did she need on the next test in order to have an average of 90 on her math tests?
= 90
= 90×5 = 90×5
352 + x = 450
352 + x - 352 = 450 - 352
x = 98
She needed to get a 98.
500
What are the values of X and Y?
Y=40 X=67
To find Y we must subtract 23 from 63.
63-23=40 Y=40
To find X we must subtract 63° from 180°.
180-63=117
Then we must add 17 to 117
117+17=134
Then divide this by 2 to find X
134÷2=67
500
Ms. Williams is an amazing artist. She loves to paint Impressionistic paintings. They require a lot of brush strokes. Her first painting required 1,684 brush strokes, the second 4,532, the third 3,179, the fourth 8,492, the fifth 6,951, and the sixth required 12,738. What is the mean amount of brush strokes?
Add up all the brush strokes and divide by 6.
The mean is 6,262.66 brush strokes.
500
Ms. Ezz is throwing a party for her children, and each child needs a certain amount of cake. There are 3 cakes for every 8 children.
a) If there are 9 cakes, how many children can be fed?
b) If there are 55 children, how many cakes are needed?
a) 24 children can be fed
b) 21 cakes are needed to feed all the children, with leftovers.
500
Ms. Beggs loves to exercise. She walks a lot of miles (USA) every week. Ms. Williams is from the UK and only knows how to measure distance in kilometers. If Ms. Beggs has walked 143,672 miles in her lifetime and Ms. Williams has walked 213,468 kilometers, how many more kilometers has Ms. Beggs walked then Ms. Williams?
Ms. Beggs has walked 16407.2 more kilometers than Ms. Williams.
Ms. Beggs has walked 229875.2 kilometers. (143,672 x 1.6)
229875.2-213,468=16407.2