A company makes poppy lapel pins Each cost £1.10 to make
In October 1000 pins are made
35% are given to charity
The rest are sold in two formats:
60% at £3 each
40% at £5 for 2

All are sold by November, work out the percentage profit the company should make.
Give your answer to 1 decimal place

Which system of linear inequalities is represented by the graph?

An assembly consists of two mechanical components. suppose that the probabilities that the first and second components meet specifications are 0.87 and 0.84. assume that the components are independent. determine the probability mass function of the number of components in the assembly that meet specifications. x

What are “like terms”? why can we only add like terms?