The height of a building in a scale drawing is 9cm. The scale is 1:600. Explain how you would use the scale to find the actual height of the building.

Approximately 4% of silicon wafers produced by a manufacturer have fewer than two large flaws. If Y, the number of flaws per wafer, has a Poisson distribution, what proportion of wafer have more than five large flaws?

The measure of an angle is 27°. what is the measure of a complementary angle?

Work out: 3/4 of 7kg

What is the value of f (x) = - x2 - 2 when x = - 1?

A geometric sequence is shown below. 2, - 6, 18, - 54, 162, ... Part A: Write a recursive relationship for this sequence. Explain how you determined your answer. Part B: Write an explicit formula for this sequence.

True or false: given that there are only 10 different possible samples of size two that can be selected from a population of five values, the sampling distribution of the mean would be composed of the means of these 10 samples.

The sale price for a bicycle is $89.90. the sale price includes a discount of 20%. what is the original price of the bicycle

The museum's show for July features 30 oil paintings by different artists. All artists show the same number of paintings and each artist shows more than 1 painting. How many artists could be featured in the show?

Which fraction is greater than 3/4?

Exprees 39 as a fraction in its lowest form