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14.01.2020 •
Mathematics
Plz need right away
1. if a man is driving at a rate of 50 km per hour, how many kilometers will he travel in 30 minutes?
a. 25 km
b. 30 km
c. 150 km
d. 180 km
2. which proportion would you use to solve the following problem?
a map has a scale of 1 cm : 5 km. determine how far apart two cities are if they are 8 cm apart on the map.
a. 1/5 = 8/x
b. 1/x = 5/80
c. 1/5 = 80/x
d. 1/x = 8/5
3. if a man is driving at a rate of 80 km per hour, how many kilometers will he travel in 30 minutes?
a. 30 km
b. 40 km
c. 60 km
d. 240 km
4. which of the proportions below could be used to convert 4200 kilograms to grams?
a. 1000/1 = x/4200
b. 100/1 = x/4200
c. 1/100 = x/4200
d. 1/10 = x/4200
5. which of the proportions below could be used to convert 2500 kilograms to grams?
a. 1000/1 = x/2500
b. 100/1 = 2500
c. 1/100 = x/2500
d. 1/10 = x/2500
6. which proportion would you use to solve the following problem?
a map has a scale of 1 cm : 5 km. determine how far apart two cities are if they are 4 cm apart on the map.
a. 1/5 = 4/x
b. 1/x = 5/40
c. 1/5 = 40/x
d. 1/x =4/5
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Ответ:
3) B
4) A
5)A
sorry that i dont have all the answers, hope this helped
Ответ:
hope this helps and have a wonderful day
Ответ:
The builder will use 5.28 acres of land for baseball fields.
Step-by-step explanation:
This question can be solved using a rule of three.
The property has 16.1 acres of land. This is 100% = 1. 33% will be used for baseball fields. How much is 0.33?
16.1 - 1
x - 0.33
The builder will use 5.28 acres of land for baseball fields.