How many lines of symmetry are in a 20 gon

The number of members f (x) in Joe's health club increased by 25% every year over a period of x years. The function below shows the relationship between f (x) and x: f (x) = 15 (1.25) x Which of the following graphs best represents the function?

Rebecca bought 1.5 pounds of grapes and paid $3.72. what was the cost per pound of grapes?

There are 12 people in a room. 6 people are wearing socks and 4 people are wearing shoes, 3 people are wearing both. How many people are in bare feet?

Frank has 61 marbles he wants to divide evenly among his 4 friends. If there are any marbles leftover, frank will keep them for himself. How many marbles will frank give to each of his friends

There are 112 students in the hammond school marching band. the band director wants the students to march with 14 students in each row. how many rows will there be?

There are 100 employees in your company. Fifty of them do not have company health insurance. What percent of the employees do not have health insurance?

Deanna estimated the product of 6.45 and 10.2. How does the estimate compare to the exact product?

The Lewis family went out to an expensive restaurant for dinner. The bill was $108.00. Mr. Lewis wanted to leave a 15% tip. How much did he pay in all, including the tip?

Joey wants to build a rectangular garden. He plans to use a side of a river for one side of the garden, he will not place fencing along this side of the garden. He has 92 yards of fencing material. What is the maximum area that will be enclosed?

Mason used 6 quarts of milk to make chocolate ice cream and 4 pints of milk to make peach ice cream. How many cups of milk did mason use?