Why is it important to have a common denominator when we add or subtract fractions?

you are planning a scavenger hunt for 20 campers. You plan to have 5 teams. one camper for each team will be recorder and the rest will be searchers. How many searchers will each team have?

Two thirds of the students in a class have pets. There are 36 students in the class. How many of the students have pets?

Thu wants to play "guess my number" she states, "when i triple my number and add 5, I get 26. What is my number? What is her number?

A polling organizations wants to sample the opinions of low-, medium-, and high-income people. Which sampling strategy is best suited for this purpose? A. convenience B. simple random C. stratified random D. systematic

Sophia bought 3 yards of trim to put around a rectangular scarf. She wants the width of the scarf to be a whole number that is at least 6 inches and at most 12 inches.

Find the range of the function f (x) = 10-x squared

What is ctg of pi? in numbers what it represents?

A+b=0 ab=-36 what is the value of a-b?

A bag of marbles contains 4 green marbles, 3 blue marbles, 2 red marbles, and 5 yellow marbles. How many possible outcomes are there when choosing a marble from the bag

Last month, Korey's Comics had a gross profit of $2,385 with a monthly revenue of $3,465. Korey expects similar sales this month, but he would like to build up his in-store browsing selection, and purchases an additional assortment of comic books