Is this the correct format for a proportion?
part/whole = percent/100
What is true.
100
250miles/4hours
What is 125/2
100
Desiree earns $280 in 40 hours. what is her hourly pay rate?
What is Desiree's hourly pay rate is 7$
100
9 is what percent of 15?
What is a=60
200
Are these ratios proportional?
64/4 76/5
What is no.
200
Ratios greater than one are expressed as improper fractions and not as mixed numbers.
What is true.
200
500miles/8hours
What is 125/2
200
Find the unit price if it costs 2$ for eight juice boxes. Round to the nearest cent if necssary.
What is The unit price is $o.25 per a juice box.
200
17 is what percent of 68?
What is a=25
300
2.6/13 = 8/n
What is n=40.
300
use ratios and proportionality to solve problems, not including those with tables and graphs.
What is false.
300
20 nails for every 5 shingles
12 nails for every 3 shingles
What is 4.
300
lexie painted 3 faces in 12 minutes at the crafts fair. At this this rate, how many faces can she paint in 40 minutes?
What is lexie can paint 10 faces in 40 minutes.
300
what number is 80% of 500?
What is 400.
400
30/a = 8/20
What is a=75.
400
Are these equivelent.
250/4 500/8
What is true.
400
a class of 24 students, has 15 boys. write the ratio that compares girls to the boys in simplest form.
What is 8:3
400
Find the unit rate. Round to the nearest hundreth if necessary.
220miles on 8 gallons.
What is 27.50 in one gallon.
400
12.5% of what number is 24?
What is 192.
500
2/18 = s/72
What is s=8.
500
Are these ratios equivelent.
32/93 11/31
What is false.
500
The ratio of garlic powder to dried oregano is 2:3 for every 2 units of garlic powder. There are 3 units of dried oregano. Use the recipe to write this ratio as a fraction in simplest form. pepper:garlic powder
What is 2:3
500
Find each unit rate. Round to the nearest hundreth if necessary.
$300 for 6 hours
What is 50/1 $50 in one hour.
500
If 200 of the 550 reptiles in a zoo are on display, what percent of the reptiles are on display. Round to the nearest whole number.