Ratios
Given the ratio, 3/4. These are the correct ways of writing it. a) 3:4 b) 4:3 c) 4 to 3 d) 3 to 4
What is a and d?
It takes Diana 7 minutes to run a mile. This is the number of miles can she run in 60 minutes (rounded to the nearest tenth).
8.6 miles?
What is 80% percent of 25 is
20
Pattern: 36, 41, 46, 51, ...
Pattern rule is: ?
Add 5 each time
Red, blue, yellow, green, then red again you'll see.
This color code repeats for you and me.
If I'm on the 14th spot, what color will it be?
Daily Double x 2
Blue!
Write the ratio in simplest terms: 36:240
What is 3:20
There are 48 men for every 52 women at Vady college. If there are 3000 men at Vandy, this is how many women there are.
3250 women
what is 20% of 300?
60
Pattern: 50, 43, 36, 29, ...
Subtract 7 each time.
First, a lion roars, then two birds take flight.
Next, three fish swim, shining ever so bright.
If this pattern continues, clever and keen,
How many squirrels will join the next scene?"
Three Squirrels!
The ratio of red, blue, and green balls is 2:3:5. There are 50 balls altogether. How many blue balls are there?
Answer: 15 blue balls
When Donovan goes to the grocery store, the longer he shops the more he spends. If he stays in the grocery store of 30 minutes he will spend $55. How much will he spend if he stays for two hours?
$220?
Pattern: 4, 24, 144, 864...
Multiply by 6 each time
In a wizard's tower, a treasure he keeps,
A shimmering pile of 25 magic gems, while he sleeps.
But each time he casts spells, a few disappear from the heap.
First 4 gems vanish, then 4 more, going down deep!
If this gem-vanishing pattern keeps going, it's true,
How many gems are left when the 4th 'spell' is through?
9 gems!
The ratio of boys to girls in a class is 3:5. There are 24 boys. How many girls are there?
Daily Double x 2
Answer: 40 girls
Jacob is making tacos for himself, and 8 friends. If for every 3 people he uses 4 tomatoes, this is how many tomatoes he will use in all.
12 tomatoes
In a recent survey, 15 people absolutely loved their math class. If this was exactly 30% of the people surveyed, this is the total number of people surveyed.
What is 50 people.
Pattern: 24, 12, 6...
Divide by 2 each time
Baker Ben loves to make cookies, small/big so sweet.
But today, his batch has a pattern, quite neat!
He put 3 chocolate chips on the first cookie, you see.
The next cookie had 6, then 12, just for me!
If his secret chip pattern keeps growing this way,
How many chips are on the 4th cookie he made today?
24! (It was a giant cookie)
The ratio of empty seats to full seats in an auditorium is 3:7. If there are 203 full seats, find the total number of seats.
What is 290
Maxine went to a book sale where 7 books costs $18. How much do 15 books costs (rounded to two decimal places)
$38.57?
Pattern: 1,4,6,24,26,104,106,...
alternate by multiplying by 4 and then adding by 2
To open the castle gate, a special rhythm you'll meet. Listen closely as the sounds start to beat:
TAP... TAP-TAP-TAP... TAP-TAP-TAP-TAP-TAP...(4th part)
This secret sound keeps building and growing, it's true.
To get by, you must TAP the full rhythm including the next (4th) part, TWICE through!
TAP... TAP-TAP-TAP... TAP-TAP-TAP-TAP-TAP... TAP-TAP-TAP-TAP-TAP-TAP-TAP... TAP-TAP-TAP-TAP-TAP-TAP-TAP-TAP-TAP