28. There are 4 blocks in the

top or first tier of a pyramid,

8 blocks in the second tier,

16 in the third tier, 32 in the

fourth tier, how many in the

12 tier?

a. 512 blocks

b. 2048 blocks

C. 4096 blocks

d. 8192 blocks

Solve for w. You must write your answer in fully simplified form. 2w = - 4

Rachael invests $1,000 in a bank account that pays 5% interest. How much money do will she have in 10 years if the interest is compounded continuously?

The ratio of boys to girls in the checker club at Anastasia school is equal to 2:3 the number of club members is more than 20 and fewer than 30 how many clubs member are there

What is y=2x+8 if x is 2

What is the decimal form?4 1/3 4.13 4.3 ...

A high school principal randomly polls 50 freshmen, 50 sophomores, 50 juniors, and 50 seniors regarding policy changes for after-school activities. What type of sampling method is used?

A magazine asks its readers to complete a survey on their favorite music and tv celebrities. Classify this sample

Natural disasters can happen anywhere in the world. Examples of natural disasters include tornados, earthquakes, hurricanes, and tsunamis.

The population of a community is known to increase at a rate proportional to the number of people present at time t. The initial population P0 has doubled in 5 years. Suppose it is known that the population is 9,000 after 3 years.

Evaluate the following expression for x=4 4 (x-2) ^2-9