Find the greatest number you can add to 4315 without having to regroup
1 answer:
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Answer:
Step-by-step explanation:
Substitute the value of the variable into the equation and simplify.
The cost of 1kg of coal mined from the ore is $0.0397
Data;
- 1 ton = $35.99
- 1kg = ?
To find the cost of 1kg of coal, we can simply and equate 1 ton to its equivalent in ton and the solve.
let's write this and equate it
1 ton = $35.99
907kg = $35.99
1kg = x
Let's cross multiply both sides and solve for x
The cost of 1kg of coal is $0.0397
Learn more on proportions here;