From a shipment of 350 light-bulbs, a sample of 70 was selected at random and tested. If 21 light-bulbs in the sample were found to be defective, how many defective light-bulbs would be expected in the entire shipment?

Write the arithmetic series in summation notation 4+8+12+16

What is the prime rate

Add the equations. 2x-3y = - 1 + 3x + 3y=26

Angela is taping 7 boxes for storage. She uses 1 1/2 feet of tape to close each box how much tape will Angela need to tape the boxes express your answer in simplest form A:10 feet B:10 1/2 C: 11 feet D: 11 1/2

Evaluate this expression. 5^2 + 3 (8-2) A. 28 B. 32 C. 43 D. 47 E. 168

How many thousands are in 3.293

The amount of rainfall in January in a certain city is normally distributed with a mean of 4.2 inches and a standard deviation of 0.5 inches. Find the value of the quartile Q1

To describe a sequence of transformations that maps triangle ABC onto triangle A"B"C", a student starts with a reflection over the x-axis. How should the student complete the sequence of transformations to map triangle ABC onto triangle A'B'C''?

What is the difference between tens and ones?

To the nearest foot, what is the radius of the Ferris wheel if you traveled 157 feet? feet