The sum of the first 7 terms of an arithmetic

sequence 2.5, 7.5, 12.5, 17.5, ... would be:

Each paper clip is 3/4 of an inch long and costs $0.02. Exactly enough paper clips are laid end to end to have a total length of 36 inches. What is the total cost of these paper clips?

How to find the mean in a stem and leaf plot

The state of Utah covers 82, 144 square miles. The state of Montana covers 145, 552 square miles. What is th3 total area of the two states?

When the fractiin refers to the same whole and have the denominator ... explain why you can compare only the numerators

Literal equations I=pry solve for p

Without solving the systems, explain why the following systems must have the same solution. System (a) : 4x-5y=13 System (b) : 8x-10y=26 3x+6y=11 x-11y=2

Ten more than half the number (y) is 54. what number is (y)

Tawny is grocery shopping and needs broccoli and cauliflower for recipe she is making for dinner. Broccoli is $1.05 per pound and cauliflower is $0.76 per pound. She knows she wants to spend exactly $10 on veggies.

The cost of a hamburger is $4.50. Each additional hamburger costs $2.00. Sully wrote this explicit rule to explain the sequence of costs: f (n) = 2 + 4.5 (n - 1). Using this rule, he found the cost of 14 hamburgers to be $60.50.

In a scale drawing, a 42-foot tree is drawn 6 inches high. the flag pole next to it is drawn 7-inches high. how tall is the actual flag pole