What are the angles of rotation for a 20-gon?

7) Chevy created a new electric car that goes 40 miles per hour. If the car traveled 280 miles, how long did the care drive? A) 40 B) 1 C) 28 D) 7

The cost of a transistor decreases from 400 to 380. What is the percentage of decrease?

A lab technician wants to make 50ml of a 20% alcohol solution. she has solutions that are 30% and 15% alcohol. how much of each must she use?

Alton has been recording the number of apples on his apple tree each week, as shown below: week apples 2 15 3 22 4 29 5 36 the function representing alton's apples per week is f (w) = 7w + 1.

A running club made 21 batches of muffins for its bake sale. There were 12 muffins in each batch. How many muffins did the club make?

5y - 3z + 4y - 1z - 3y; y = 3 and z = - 2

An architect represents a 9 inch height as inch on a scale drawing. Which of the following scales did the architect use? 1 foot = inch 1 foot = inch 1 foot = inch 1 foot = inch

86% of senators support a bill. What fraction of senators support the bill?

Lettuce is packaged in four bags to a box. if there are 3.5 boxes of lettuce in a cooler, how many bags of lettuce would there be?

Christy drove 300 miles on her vacation. she drove an average of 1.25 times faster on the secont 150 miles of the trip than she did on the first 150 miles. what expression represents the time she spent driving? let x=her speed on the first half