Which number is not in scientific notation? Select one: a. 11 ⋅ 10^21 b. 5.7 ⋅ 10^9 c. 3.1 ⋅ 10^-12 d. 1.67 ⋅ 10^-5

Mr sutton bought 36 pencils to give away. 1/4 of the pencils were red and 1/3 of the pencils were purple. Were there more red or purple?

Marc has 45 CD in his collection and Corona has 61 if Marc buys 4 new CD each month and corina buys 2 new CD each month after how many months will marc and corina have the same number of cds

Pattern in 5 7.5 11.25 16.875

There were 287 tickets purchased for a major baseball game. The general admission tickets cost $6.50 and the upper reserved tickets cost $10.00. The total amount of money spent was $2429.00. how many of each kind of ticket were purchased?

Write the ratio 54 inches to 7 feet as a fraction in simplest form.

The magnitude of a velocity vector is called speed. Suppose that a wind is blowing from the direction N45°W at a speed of 50 km/h. (This means that the direction from which the wind blows is 45° west of the northerly direction.

An apartment manager would like to survey a sample of residents to determine whether there may be interest in building a pool. What is the best way that the apartment manager could select the sample? A.

Use scientific notation to find the product of 20.5 * 10 7 and 0.000036. 73.8 * 10 2

At 5 seconds, an object's velocity is 9 meters per second. At 8 seconds, the object's velocity is 25 meters per second.

Melanie had 67 dollars to spend on 7 books. After buying them she had 11 dollars. How much did each book cost?