Sophie is eating a 50-gram chocolate bar which contains 30% of coca. How many grams of coca are in the chocolate bar?

If Tom had 87 books and mrs fridge took 57 how many are left

9/6 + 1/2 whats the answer

a farmer uses 1/3 of his land to plant cassava, 2/3 of the remaining land to plant maize and the rest vegetables. if vegetables cover an area of 10 acres, what is the total area of the land?

Rani and her friends are raking leaves as a part of a school service project. The regular price of the supplies they need is 60$, but the store manager is giving them a 20% discount. Rani wants to know the sale price of the supplies.

6 + * is an example of? a variable an expression a constant a formula

A large farm has 75 acres of wheat and 62.5 acres of corn. The farm crew can harvest the the wheat from 12 acres and the corn from 10 acres per day. In how many days will all of the fields be harvested?

Piece of rope that is 15 ft long what is the area

What's the temperature difference between - 5 degrees and 25 degrees? A. 20 degrees B. 25 degrees C. 30 degrees D. 35 degrees

He school has 800 students with 20 students on the gymnastic team and 10 students on the chess team (including 3 students who are on both teams). How many students in the school are not members of either the gymnastic team or the chess team?

What method can you use to find the product of 70*55