Percentages
40% of 80
32
48 plants in 12 rows are ___ plants per row?
4 plants
(48/12=4)
3.34 x 7=
23.38
Which number is largest?
-3 -5 -9
-3
What is 4(9x +2)? (Distribute)
A: 36x+8
B: 44x
A (36x+8)
60% of 90
54
What is the ratio of 3's to 6's?
33636663336
6:5
39.30 / 3 =
13.1
Is 3, 4, 1, -2 correctly ordered from greatest to least?
No
3, 4,
(3 is less than 4)
What is 3 x 8= (3 x 6) + (3 x __)? (Distribute)
A: 4
B: 3
C: 2
C:2
3x6=18
3x2= 6= 24. 3x8=24
Mary needs to make Popsicle stick boats for a school project. She has a total of 35 Popsicle sticks. She has used 20 percent of her Popsicle sticks already. How many Popsicle sticks does she have left?
28 Popsicle sticks.
(35 x 20)= 700 / 100= 7. 35-7=28
Jackson has only 36 pizza rolls left. Each person at his party eats 4 pizza rolls per each 2 made. How many more people will there be for there to be no pizza rolls left.
18 people.
(36 x 2=72) (72 /4=18)
4:2= 2/1
Jacob had 3.25 liters of water on Monday. He drank 2.5 times this amount on Tuesday. How many liters of water did he drink in total?
11.375 liters.
(3.25 x 2.5= 8.125)
(8.125 + 3.25= 11.375)
Xonifia ran 23 miles on Monday, 19 on Tuesday, 22 on Wednesday, and 24 on Thursday. If he ran 106 miles that week, what was the average he ran throughout the rest of the week?
6 miles.
23+19+22+24=88
106-88=18
6x3=18
Pam is buying a pack of seltzer for a party and 4 bags of chips. The seltzer costs $3.95 and her total cost at the store was $16.55. What is the cost per bag of chips?
$4.20 per bag.
16.55
- 3.95= 12.6
12.6/3= 4.20
Yahia had 30 dollars left of his 70 dollar allowance. What percentage represents how much money he has left from his total?
21 percent.(30 x 70) 2100= 21 percent
John ate 8 bland chips in a span of 4 minutes. Today, he spent only 2 minutes eating bland chips. How many chips did he eat today if he ate at the same rate?
4.
8:4
4:2 =equivalent ratio
Every half a year Jason buys a new tire removal for his car. Each tire costs $621.45. How much money will he spend on tires for 18 months?
$1,837.35
(621.45 x 3)
621.45= 6m (m=months)
6x3=18.
Felicia earned $9,450 in March, $10,126 in April, and $9,875 in May. She paid her taxes in April, which took away $700 earned from March, $499 earned in April, and $545 in May. Order her month's total earnings from greatest to least.
April, May, March
8750= march
9627= april
9330=may
Samantha had a shopping spree at the food court. She bought $32 on dessert. She spent $14 on ice cream and $4.50 for each Italian Ice she had. How many Italian Ices did she have if she bought $32 for dessert.
4 Italian ices.
32=14 + 4.50
32-14=18
4.50 x 4= 18
At Amaniel's Pharmaceuticals, he has 36 anti-depressant pills and 54 ADD pills in stock. What percentage of pills at Amaniel's Pharmaceuticals are for ADD?
60 percent.
(54 + 36= 90) 54 x 100= percent. 5400/90= 60.
Greg has a tray of cookie batter. Each tray can hold 18 slots of cookies. He plans on selling them all for $108. If he sells all at the same rate, how much money is one cookie worth?
$6
(108/18=6)
The concession stand earned $148.35 yesterday from hot dogs. Hot dogs are $2.15 each. How many hot dogs were bought that day?
69
(148.35 / 2.15) =69
August, September, October.
oct=92
sep 126
August 90
Sam did push ups each day for 30 minutes and watched TV each day for 45 minutes. What expression can be used to find how many minutes of these activities combined Sam does in 3 days.
3(30+45) 3(45x30)
30(45+3) 45(30+3)
3(30+45)
(30+45) x3.
Each day = 30+45.