Ratios + Proportions
Simplify 18:12
3:2
6+(-5)=???
1
Whats a difference between an Expression and an Equation?
Expressions don't have equal signs, Equations do
How many degrees is a right angle
90 degrees
what is probability
probability is a measure of how likely an event is to occur.
In a small business, 40 of the employees are men and 30 of the employees are woman. What is the ratio of men to woman?
40:30
What is (−5)+5
0
Peter is a salesman. He earns 200 hundred dollars per week plus 8 dollars on every item he sells. Write and expression to show how much Peter will earn if he sells x items
200+8x
What angle is when two lines intersect which create 4v angles
vertical angles
There are 5 green marbles and 3 blue marbles and 2 red marbles. What's the probability of getting a green marble?
1/2
A recipe calls for 3 cups of Orange Juice for every 4 cups of fruit punch. If a person makes a large batch of this recipe how many cups of fruit punch would be needed If 12 cup of Orange Juice are needed?
16 Cup of Fruit Punch
What is 3/4 + 1/2
6 1/2 or 13/2
100 high school girls are looking at two different color of prom dresses that school offered to pay for. The blue dresses are priced at 50 dollars and the pink dresses at 75. The total budget for the dresses is 6000. How many prom dresses of each color can the school purchase for each girl?
60 blue prom and 40 pink
A horse coral, is to be constructed that is 30m by 50m. Fencing cost $3.65/m. Determent the total cost including taxes.
1.12
Find the probability of rolling a 2, 3, or 4
50 percent
The policy at a certain restaurant buffet is to have 19 desserts for every 16 people. If they plan for 320 people, how many desserts should they make?
380 desserts
What are 5 rational numbers between 1 and 2
7/6, 8/6, 9/6, 10/6, 11/6
A fitness trainer charges $300 per session for a personal training session, plus an additional $50 for use of the equipment. What will the total cost if a client schedules 5 sessions and uses equipment for two of them?
$1500
hollie is putting new carpet in her living room, she needs new base boards for the wall as well. Her room is 14 m X 8 m, but there is a door that is 1.5 wide that has no base board. How many meters of base board does she need?
-1.5
A jar contains 12 red marbles, 8 blue marbles, and 5 green marbles. If a marble is picked at random, what is the probability that it is either red or green?
17/25
Dale's donut shop makes glazed donuts and cream filled donuts at a ratio of 11:4. If there is a total of 120 donuts, how many of them will they be glazed?
88 Glazed donut
If it is -26 celsius in Canada and 34 celsius in Australia, what is the difference in the temperature?
60 celsius
During the basketball season, Jason scored 43 points. HE scored 5 fewer points then three times the number Kevin did. How many did Keven score? N= number of points scored by kevin
N=16 Kevin scored
For baby sitting Nicole charges a flat fee of $3 plus $5 per hour write an equation for the cost. C after H hours of baby sitting. What do you think the slope and the Y intercept. How much money will she make if she babysits 5 hours?
Y=5x+3
y=28
A family is planning a movie night and has five different movies to choose from. If they randomly select one movie to watch, what is the probability that they will pick an animated movie if two of the movies are animated?
40%