Abus leaves a bus station and picks up two people at the first stop . at the second stop , the bus picks up three more people . at the third stop, all of the passengers get off the bus . emma sketched the graph below to represent the situation.

what error did emma make in her sketch ?

a) her sketch should not include horizontal lines

b) her sketch should have curves instead of lines .

c) her sketch does not show the correct number of stops .

d) her sketch shows the number of people decreasing and then increasing.

What is the range of the relation in the table below? x y –2 0 –1 2 0 4 1 2 2 0

The length of a field is 100 yards and its width is 75 yards. if 1 inch represents 25 yards, what would be the dimensions of the field drawn on a sheet of paper?

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?