PEMDAS
9 + (12 + 1)2
178.
A box of eggs holds 6 eggs. If I had 68 full boxes, how many eggs would I have?
6 x 68 = 408 eggs
5 hockey pucks and three hockey sticks cost $23.
5 hockey pucks and 1 hockey stick cost $20. How much does 1 hockey puck cost?
$3.50
what type of parent function is f(x)= ✔️x+3 related to ?
square root function.
A chicken weighs t Ib. It needs to be cooked for 20 minutes per Ib plus an extra 15 minutes.
What is the total cooking time?
20t+15 minutes
(8+20÷10)+36÷4+3
A scale model of a Boeing 747 is 7.1m long. The real plane is 10 times longer.
How long is the actual plane?
7.1 × 10 = 71m long
This yead your brother Jack will be 2 years from being twice as old as your sister Jen. The sum of Jack's age and three times Jen's age is 66. How old is Jen?
10 years old
Given f(x) = x + 2, what is f(3)?
f(3)=5
A square has sides of t cm.
What is the area of the square?
t2 cm2
9+15-8(5+13-9)
-48
A ream contains 500 sheets of paper. How many sheets in 12 reams?
500 x 12 = 6000 sheets
Parents donated fudge for the fund raiser for your classroom. 40 pounds of chocolate fudge sold for $2.15 per pound and vanilla fudge sold for $190, per pound. Your class made $158.20.
How many pounds of fudge were sold?
70 pounds
Given f(x) = x + 2, what is f(3)?
f(3)=5
A rectangle measures winches by h inches.
What is the perimeter of the rectangle?
2(w+h) or2w+2h inches
4(6-5+4)×9
How many seconds in 12 ½ minutes?
12 ½ × 60 = 750 seconds
One of your friends is heading north for a
holiday and the other friend is heading south. If their destinies are 1029 miles apart and one car is traveling at 45 miles per hour and the other car is traveling at 53 miles per hour. How many hours before the two cars pass each other?
10.5 hours
Determine if the equation is that of a function or not: 𝑦 = x3− 7
Yes, this is the equation of a function because it is an absolute value equation which has a v-shaped graph. This means that it passes the vertical line test because every x-value only has one corresponding y-value.
A car travels 120 miles in h hours.
What is the average speed in miles per hour?
120/h
5 × (112 − 21 − 20) − (43 − 32)2
279
A paperclip is made from 10cm of wire. How many paperclips could be made from 2.8m of wire?
(trick question)
280 ÷ 10 = 28 paperclips
Dana needs 300 pickets for her colerful picket fence. She wants equal amounts of each of her 4 selected colors. She already has 32 red. 26 green, 9 yellow and no blue. How many more of each color does Dana need to buy? If the bulbs cost 25 cents and you get 20% off if you purchase 50 or more of the same color and 30% off if you purchase 60 or more of one color, how much does Dana need to spend?
Show your work.
She needs 75 blue, 66 yellow 49 green and 43 red. $51.20
Is the following relation a function? If not, why not? {(-1, 3), (4, 1), (-1, 2), (1, -3)}
No, because the input -1 has multiple outputs.
I get £m for my birthday. I spend half the money, but get given an extra £50.
£½ m+50