One student was charged $25 for 3 hours another student got charged $55 for 7 hours. Write an equation for this situation.

For the inverse variation equation xy = k, what is the constant of variation, k, when x = - 2 and y = 5?

Which scenario can be modeled using the graph below

The current understanding of created "kinds" is: similar to species no variation related to higher taxonomic orders similar to Linnaean "fixity of species"

Let a and b stand for two different rational numbers. If |a| > |b|, then what else must be true? a. a is less than b b. a is farther from 0 than b is c. on a number line, a is to the right of b d. the opposite of a is less than the opposite of b

The equation c=6.4w represents the cost c for w pounds of walnuts. Does a value of 2.5 for w make sense in this situation? Explain your reasoning

Two consecutive whole numbers total 17. Find the larger.

What is the percentage 33% of $145.00

50 divided by 4 = what

What is the formula of cm

Complete the equation. Round to the nearest hundredth where necessary. (Recall: 2.20 lb ≈ 1 kg) 52 lb kg a. 23.64 b. 83.20 c. 114.40 d. 20.47