The price of 600 grams of candy and 1.5 kg of cookies was 4 dollars and 62 cents. What is the price of one kg of cookies if it i
s 1 dollar and 40 cents cheaper than 1 kg of candy? (1 kg = 1,000g)
1 answer:
Answer:
The price of the kilogram of cookies is $ 1.8
Step-by-step explanation:
Call x the price of the kilogram of candy and call y the price of kilogram of cookies
Then we know that
We also know that the price of kilogram of cookies is 1.40 dollars cheaper than the kilogram of candy
So
We solve this equation for x and then we substitute it in the first equation.
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Hello,
Let's a the number that is substracted, b the other
a+b=10
a-b=-2
==>2a=8==>a=4 and b=10-4=6
Proof: 4-6=-1 and 4+9=10
The 2 numbers are 4 and 6.
<span>angle ABC is congruent to angle CBD
so
ABC = CBD
3x = 75
x = 75/3
x=25
answer is </span><span>D. 25</span>
Answer:
original is : 14.281
rounded is: 14.3
Step-by-step explanation:
Answer:y=x+2
Step-by-step explanation:
Answer:
10
Step-by-step explanation:
3/5 = 15 dogs
divide 15 by 3 and get 5
so each 1/5 = 5 animals
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25-15=10