Ratios
In Ms. G's classroom, the ratio of fiction to non-fiction books is 4:3. If there are 40 fiction books, how many non-fiction books are there in the classroom?
30
Simplify 6/18
1/3
Miracle bought 3.75 meters of silk for a dress and 1.25 meters of cotton for a shirt. How many meters of fabric did she buy in total?
5 meters
What is the formula for area?
l x w
There are 5,280 feet in 1 mile. How many ft are in 2 miles?
10,560 ft
Ashton is mixing red and blue paint to make purple paint. The recipe says the ratio of red to blue paint must be 3:5. If he already has 9 ounces of red paint, how many ounces of blue paint does he need to add?
15 oz
Write 12/32 as a decimal and percent
.375, 37.5%
A jug contains 5.6 liters of apple juice. If Raegen pours out 2.45 liters for her family dinner, how much juice is left in the jug?
3.15 L
What is the formula for volume?
l x w x h
If 5x=45, what is the value of x?
x = 9
Mackenzie is making a necklace using yellow and green beads in the ratio 2:7. If she wants to make the necklace with a total of 63 beads, how many of each color bead will she need?
14 yellow : 49 green
What is 1/8 of 40?
5
Each box of cookies costs $4.50. If Nyles buys 3.2 boxes, how much does he spend in total?
$14.40
What is the formula for area of a triangle?
A = 1/2 bh
Marshall took $36.75 to a fair. Each ticket into the fair costs x dollars. Marshall bought 3 tickets. Which expression represents the amount of money, in dollars, that Marshall had after he bought the tickets?
A. 36.75−(3+ x)
B. 36.75x − 3
C. 36.75(3) − x
D. 36.75 − 3x
D
Fill in the missing numbers in the ratio table below, which shows the relationship between hours studied and the number of chapters covered.
Hours Studied Chapters Covered
2 5
4 ?
? 15
12 ?
10, 6, 30
Convert .28 into a fraction
28/100 or 7/25
An office has 15.36 kilograms of printing paper. If each packet of paper weighs 0.48 kilograms, how many packets are there in the office?
32
How do we find perimeter of a parallelogram?
Perimeter=2×(length+width)
Greg bought 4 notebooks for $6.40.
Part A: Which equation can be used to determine the price, p, in dollars, of 1 notebook?
A . p/4 = 6.40
B. p/6.40= 4
C. 4p = 6.40
D. 6.40p = 4
Part B: What is the price, in dollars, of 1 notebook? Enter your answer in the box.
Part A: C
Part B: $1.60
For a field trip, the teachers want to divide students into groups with a ratio of students to chaperones of 5:1. If there are 60 students, how many chaperones are needed to maintain this ratio?
12
If Torrian scored a 38/40 on her test, what was her score as a percentage ?
95%
Jenny drives 12.9 kilometers to her work every day. If she works 5 days a week, how far does she drive in a week? After one week, she had driven an additional 13.5 kilometers on a weekend trip. What is the total distance she drove in that week?
64.5 km. 78 km
What is the formula for surface area of a rectangular prism?
A = 2(wl+hl+hw)
James has a board that is 3/4 foot long. He wants to cut the board into pieces that are each 1/8 foot long.
How many pieces can James cut from the board?
6