Write an expression that shows how to convert kilograms to grams. Use K to stand for the number of kilograms.

If y = kx, what is the value of x if y = 0.33 and k = 1/4?

One school survey showed that 3 out of 5 students own a pet. Another survey showed that 6 out of 11 students owned a pet. Are these results equivalent? Explain your reasoning.

Laura has moved to a new apartment. Her schoolbooks comprising of different subjects are mixed in a bag during the move. Four books are of mathematics, three are English, and six are science.

Solve for x. 8.2x-6.2-7.2x=14 Enter your answer, as a decimal, in the box. x =

Ann can swim 20 laps in 8 min. how long will it take to swim 9 laps? show your equations (s).

Noah brought 1 fishing pole, 2 corks, and 1 can of worms. What was the total cost? Each fish $2 corks is 2 fish, poles is 5 fish and worms is 3 and a half fish.

Reagan is using geometry software to construct a regular pentagon by using rotations. What is Reagan using for the angle of rotation?

The area of a square is 225 in^2. Write a quadratic equation that can be used to find the dimensions of the square. Solve the equation. What are the dimensions?

A population of 1,000 cheetahs decreases by 13% per year. How many cheetahs will there be in the population after 4 years? Round your answer to the nearest whole number.

One example of ratios