What is the similarity between calculating a percent, proportion, and rate?

Whoever get's this problem right get's the brainiest! Mo graphed a proportional relationship about speed. Describe Mo's graph by telling where the graph crosses the y-axis, and whether the line of the graph is straight, curved, or broken.

The sum of the ages of two brothers billy and marc is 80. Billy is 22 less then 2 times marc. How old is each brother?

A certain hybrid car has a mileage rating of 57 miles per gallon. if the car makes a trip of 293 miles, how many gallons of gasoline will be used?

Find the greatest common factor of the following 26n^5 12n^3

Denesh is creating a triangular flower bed using three pieces of wood. The two shorter pieces of wood have lengths of 7 feet and 24 feet. How long, in feet, should the third piece of wood be for Denesh to create a right triangle?

At 10 a. m., there were 12 people in a swimming pool. At 11 a. m., there were 27 people in the pool. What was the percent of increase in the number of people in the swimming pool from 10 a. m. to 11 a. m.?

Round 65.13 to the nearest whole number.

Eight pizzas are shared equally among four people, how many pieces would each person get?

Calculate the compound amount on rs 2000 for 3 years at the rate of 13% p. a

What is the factor of 4x subtracted from 28?