It will take 120 minutes to chop down 100 trees.
Bob chops 10 trees in 30 minutes, so he can chop 100 trees in 300 minutes.
Frank chops 15 trees in 30 minutes, so he can chop 100 trees in 200 minutes.
Solve this using the following equation:
15 / 30 = 100 / x
Solving for x gives 120 minutes.
The unitary approach is a way of solving a hassle via first locating the price of a single unit, after which locating the necessary cost with the aid of multiplying the single unit fee.
The formula of the unitary approach is to find the cost of a single unit after which multiply the cost of an unmarried unit via the quantity of units to get the important price.
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Answer:
200 would be the answer! :)
Step-by-step explanation:
hope this helped!
1 gram is 10 decigrams so 200 divided by 10 is 20 and 100 plus 20 is 120 and 120 multiplied by 10 is 1,200 so it now weighs 1,200 decigrams
